Testosterone prescriptions for grandfathers have skyrocketed, with sales jumping from $100 million in 2000 to $2.7 billion by 201328. This 27-fold increase shows how people better understand hormones' effects on aging men. Medical data reveals that 7% to 14% of middle-aged and older men's morning testosterone levels fall below 250 ng/dL28. These low levels can substantially affect a grandfather's energy.
Many older men find both joy and challenge in keeping up with their grandchildren. Scientists have documented clear benefits when testosterone levels rise from 200-350 ng/dL to 528 ng/dL. The improvements include better fat mass, fat-free mass, and upper body strength compared to untreated groups1. These physical enhancements matter greatly because hormone levels naturally drop as men age, yet their desire to stay active with grandchildren remains strong. Research also points to potential heart benefits, as testosterone-treated groups showed fewer cardiovascular issues than those given placebos1.
This piece looks at how testosterone helps grandfathers stay energetic and participate with their grandchildren. The focus covers both the science of hormone changes and practical ways to maintain vitality later in life.
Why Staying Active Matters Testosterone for Grandfathers
Age brings biological changes, but many grandfathers have found a powerful reason to stay healthy - they want to be active with their grandchildren. Modern grandparents are nothing like those white-haired figures from storybooks. These days, they lead busy lives while trying to build meaningful connections with younger generations30.
The physical demands of modern grandparenting
Being a modern grandfather requires plenty of physical stamina. Gone are the days of quiet storytelling visits. Today's grandfather-grandchild time involves high-energy activities that challenge even the most fit seniors. One grandfather shared during research interviews, "You're never sedentary when you're with your grandchildren. In the playground, we play games and then our imaginations run wild"31.
Physical demands change based on the grandchildren's ages. Little ones (aged 0-5 years) need especially intensive care-taking activities31. This includes:
- Lifting toddlers (repeatedly) throughout a visit
- Crawling on floors during play
- Standing for extended periods during supervision
- Walking while carrying children or their equipment
- Bending and stooping for diaper changes, shoes, or toys
Weather affects activity levels too. Winter months bring more relaxed indoor activities compared to summer's outdoor adventures31. Notwithstanding that, these physical challenges come with big rewards. Research shows that grandparents who spend time with grandchildren stay more active than their peers without grandchildren32. This extra movement helps prevent heart disease, diabetes, and neurological decline32.
Grandfathers experiencing natural testosterone drops due to andropause benefit from regular activity with grandchildren. This natural physical conditioning helps maintain muscle strength despite age-related changes.
How energy levels affect bonding with grandchildren
A grandfather's energy level shapes the quality of time spent with grandchildren. Having enough stamina creates chances for deeper connections beyond just watching from the sidelines. Research shows that grandparents who spend moderate time (12-15 hours per week) with grandchildren have better cognitive function and lower risk of depression33. The benefits have limits though - spending over 30 hours weekly might reverse these gains and lead to higher stress hormones and weaker immune function33.
Energy and bonding work both ways. Time with grandchildren naturally boosts dopamine and oxytocin, our "feel-good" hormones34. This creates a positive cycle where involvement gets more and thus encourages more interaction.
Dr. Kenneth Koncilja, a geriatrician, explains: "Older adults who are spending time with younger children...tend to be more active, get more steps in, and more exercise"34. These interactions lead to measurable improvements in blood sugar and blood pressure through natural movement34.
Energy levels determine what activities grandfathers can enjoy with grandchildren. More energy allows for active play that builds both relationships and testosterone levels. Through physical activities, grandfathers pass down traditions, life lessons, and cultural values. They also gain better mood, memory, and overall health through active participation35.
Good energy does more than enable physical play. It helps grandfathers stay patient, attentive, and emotionally present. Regular work and care duties can cause fatigue31, especially for those in lower socioeconomic positions who often handle more intensive caregiving36.
Grandfathers who want to strengthen their connections with grandchildren while staying healthy must find the right balance. Natural supplements and lifestyle changes that boost energy and hormone balance can help them meet the unique physical demands of this important role.
Understanding Testosterone in Older Men

Men's testosterone levels have dropped noticeably between generations. Today's men have lower testosterone than their fathers or grandfathers had at the same age. Research shows levels have dropped about 1% per year since the late 1980s7. A 40-year-old man now has 20–30% less testosterone than his father or grandfather had at that age7. This knowledge is vital for grandfathers who want to stay active and healthy.
What happens to testosterone as we age
Men don't lose testosterone overnight. The decline starts gradually between ages 30-40. Total testosterone drops by 1.6% each year, while free and bioavailable testosterone falls even faster—2-3% yearly37. This decline picks up speed in later years. About 20% of men over 60 have below-normal testosterone levels37. By 80, half of all men face this issue37.
Men go through a gradual hormone change called "andropause" or late-onset hypogonadism (LOH), unlike women's sudden menopause. Every man experiences this natural decline, but only 10-25% develop symptoms low enough to notice38.
Natural decline gets worse with certain factors. Extra belly fat contains aromatase, an enzyme that turns testosterone into estrogen and throws hormones off balance7. Modern life makes things harder too. Poor eating habits, weight gain, sitting too much, toxins in the environment, ongoing stress, and poor sleep speed up testosterone loss7. Today's grandfathers face bigger hormone challenges than their ancestors did.
Symptoms of low testosterone in elderly grandparents
Grandfathers who want to keep up with active grandchildren should watch for these common signs of low testosterone:
- Less interest in sex and sexual activity38
- Trouble getting or keeping erections38
- Thinning body hair and slower beard growth39
- Weaker muscles and less muscle mass38
- More body fat, especially around the middle38
- Feeling tired and low on energy40
Low testosterone can also cause subtle changes that affect time with grandchildren. These include feeling down, trouble focusing and remembering things, poor sleep, and less drive and self-assurance38. These symptoms can affect precious moments with grandchildren.
Health conditions play a big role in late-onset hypogonadism. Low testosterone shows up in 30% of overweight men, but only 6% of men at healthy weights40. Men with Type 2 diabetes face similar odds—25% have low testosterone, compared to 13% of men without diabetes40.
How testosterone affects energy and mood
Grandfathers dealing with andropause often notice changes in their energy and emotions first. Testosterone works as men's main "feel-good hormone" and keeps them physically fit, mentally sharp, and energetic10.
Studies show that testosterone treatment can help men keep their muscle strength as they age. Men who receive testosterone therapy see better sexual function, mobility, and energy levels11. They also report better moods and fewer depression symptoms11.
Testosterone, energy, and mood work together in a cycle that affects daily life. Low testosterone makes you tired, so you move less. Less movement then lowers testosterone more, creating a downward spiral. The good news? Physical activity can raise testosterone levels naturally, especially in older men4.
Many grandfathers feel deeply tired and rest doesn't help. They struggle to sleep well and gain weight even with normal diet and exercise12. This fatigue can limit active play with grandchildren and reduce important bonding time.
The good news is that options exist to address these changes. From lifestyle adjustments to medical treatments and natural supplements that support testosterone, help is available. Understanding these normal body changes is the first step toward feeling better.
The Role of Exercise in Boosting Grandfather Energy Levels

Physical activity is the life-blood of keeping grandfather's energy levels high. Scientific evidence points to specific exercise benefits for men over 60. A well-laid-out exercise plan can help counter age-related changes that might limit a grandfather's time with his grandchildren.
Why resistance training matters after 60
Men lose about 3-5% of their muscle mass every decade after age 30 without intervention3. This age-related muscle loss, called sarcopenia, affects 25-45% of U.S. seniors5. The loss leads to weakness, frailty, and limited mobility—exactly what makes it hard to keep up with active grandchildren.
Resistance training is the only activity that slows down sarcopenia5. These strength exercises build bone density, improve balance, and boost overall energy. This becomes valuable for grandfathers worried about testosterone-related muscle loss.
Studies at Tufts University showed that strength training works best to curb weakness and frailty that comes with aging3. Regular resistance training also helps you sleep better, reduces depression, and lifts self-confidence3. These changes are vital for grandfathers who want to stay energetic playmates.
Best exercises for strength and stamina
The best results come from three resistance training sessions each week13. Focus on compound exercises that work multiple muscle groups at once. These exercises boost testosterone response and build strength you can use in daily activities with grandchildren. Here are some effective options:
- Squat patterns (modified squats, chair sit-to-stands): These strengthen lower body muscles you need for lifting grandchildren and floor play
- Push movements (wall pushups, chest presses): You'll build upper body strength for carrying and overhead lifting
- Pull exercises (seated rows): Your posture and back strength will improve for longer play sessions
- Hinge patterns (modified deadlifts): These work posterior chain muscles you need for bending and lifting14
Research shows that more repetitions with lighter weights work better than heavy weights with fewer repetitions5. This approach also reduces injury risk—important since recovery takes longer as we age13.
Resistance bands are great for beginners. These tools give smooth, controlled tension that's easier on joints while building muscle14. You can also use household items like water bottles as starter weights15.
How exercise supports hormone balance
Exercise and testosterone become more connected after age 60. Your basal testosterone naturally drops with age, but specific exercise approaches help maintain healthier hormone levels.
High-intensity interval training (HIIT) shows promise in increasing basal testosterone levels for older men16. A meta-analysis revealed that regular lifelong exercise might protect against low testosterone levels, mainly by preventing excess fat16.
Grandfathers can support their energy levels and hormone balance through resistance training combined with moderate cardiovascular activity. This mix works best to improve physical function and prevent disability17.
If you're thinking about testosterone support supplements, timing your exercise can maximize natural production. Consistency matters more than intensity. Just 30-40 minutes of resistance training twice weekly can lift testosterone levels in older men by a lot14.
Note that it's never too late to start strength training. The largest longitudinal study of muscle tissue samples from nearly 200 people found that resistance training could reverse age-related muscle fiber changes even in those who started after age 7018.
Testosterone and Muscle Strength: What the Research Shows
Research shows that testosterone replacement therapy helps older men build muscle strength. This is crucial for grandfathers who want to keep up with their active grandchildren.
Upper body vs lower body strength improvements
Scientists have found some interesting patterns in how testosterone works on different muscle groups in older men. The results show that upper body strength improves more than lower body strength with testosterone treatment. Men who received testosterone showed remarkable gains in bench press (12.1% increase vs. only 6.2% with placebo), incline press (15.6% vs. 3.7%), and overall upper body strength (12.4% vs. 7.3%)1.
The results also showed better grip strength (15.3% vs. 7.8%) in men taking testosterone1. This focus on upper body strength matters a lot to grandfathers since most childcare activities need strong arms and chest muscles. They lift toddlers, carry equipment, and play overhead games.
Clinical literature consistently shows this difference between upper and lower body results. A complete study notes, "The improvements in strength with testosterone alone compared with placebo were limited to the upper body"1. This suggests that testosterone supplementation could be extra helpful for activities that need arm and chest strength—exactly what's needed to lift or carry grandchildren.
Impact on fat-free mass and fat mass
Testosterone therapy changes body composition in ways that help grandfathers stay active. Clinical data reveals that people taking testosterone gained 1.7kg more fat-free mass and lost 1.2kg more fat compared to those taking placebo1.
These body composition changes bring real benefits to grandfathers worried about andropause symptoms:
- More lean muscle means better endurance during playtime
- Less fat improves movement and agility
- More arm muscle mass (0.3kg extra gain) helps with lifting1
These changes are a big deal as it means that men typically lose 3-5% muscle mass every decade after 30. Testosterone replacement can help reverse this trend. Studies show older men can gain about 1.0kg in fat-free mass while losing 1.0kg of fat1.
Why strength matters for lifting and playing with kids
A grandfather's strength directly affects how well he can interact with grandchildren. Studies show that low testosterone leads to less muscle strength and more fat19. This can affect how well a grandfather handles the physical demands of childcare.
Looking after grandchildren needs strength in many ways you might not expect. One study explains that "caring for one [grandchild] often means spending time on the floor, lifting and carrying them, and getting up and down frequently"20. These everyday activities become hard without enough muscle strength.
The research clearly shows that keeping good testosterone levels helps maintain the strength needed for active grandparenting. Men with low free testosterone face higher risks of sarcopenia (2.57 times higher) and sarcopenic obesity (3.66 times higher) than those with normal levels19.
Grandfathers who want to stay active should think about both exercise and testosterone-supporting supplements. These work together to keep strength levels up for those special moments of lifting, playing, and spending time with the next generation.
Mental and Emotional Benefits of Staying Engaged

Quality time with grandchildren provides amazing benefits for both mind and body. Research shows that grandparents who spend 100-499 hours each year with their grandchildren have better cognitive function than those who don't provide care2.
Sharper thinking and memory through activity
Spending time with grandchildren naturally challenges your brain in different ways. These interactions help improve your memory, language skills, reasoning, and critical thinking8. Australian researchers discovered that women who looked after grandchildren once a week scored higher on memory tests and showed lower risks of Alzheimer's disease8.
Physical activity protects your brain health. Studies show that even moderate exercise reduces cognitive decline risk by 38%21. This benefit matters even more to grandfathers who worry about testosterone-related cognitive changes. Exercise helps create new neurons and forms new connections between brain cells21. It also boosts brain chemicals that help memory and brain adaptability21.
Emotional regulation and patience with young children
Grandfathers who stay active with their grandkids feel better emotionally. Research reveals fewer signs of depression and anxiety in grandparents who spend time with grandchildren22. The numbers tell an interesting story - 78% of grandparents who see their grandkids almost daily rarely feel lonely, while only 65% of those who see them less often say the same23.
Social connections are a vital shield for mental health24. This matters more to grandfathers going through andropause, since testosterone affects mood. Time spent with younger generations helps grandfathers develop better emotional intelligence and resilience9.
Modeling healthy aging for the next generation
Grandchildren learn important lessons about aging from their grandparents' behavior. Young people with negative views about older adults tend to experience worse health in their later years6. Grandfathers who maintain good testosterone levels and stay physically active show positive examples of healthy aging.
Research confirms that grandparents pass down cultural values and build stronger family bonds25. They help grandchildren develop emotional and social skills that last a lifetime - from self-control to communication and decision-making9. By keeping hormone levels healthy, grandfathers can stay emotionally present for these vital interactions.
Safe and Smart Use of Testosterone Supplements

Image Source: Goldman Laboratories
Grandfathers need to make smart choices about testosterone supplements based on medical advice, benefits, and risks. Those who want to try hormone support should know how to use it safely and make it work.
When to think about supplementation
Doctors will only suggest testosterone therapy if a grandfather shows clear signs of low testosterone and blood tests confirm levels below 300 nanograms per deciliter26. These days, doctors recommend supplements after natural methods to boost testosterone have failed27. Blood work needs to measure both total and free testosterone levels on two different days before starting any treatment28. Keep in mind that men should avoid testosterone therapy if they've had recent heart attacks, strokes, certain advanced prostate cancers, or want to stay fertile27. Grandfathers who feel tired, have low sex drive, can't maintain erections, feel weak, or struggle to focus while spending time with grandchildren might benefit from asking about testosterone options with an andrology specialist27.
Timing supplements around family visits
If you take testosterone supplements, you might want to plan your doses around family time. The right timing can boost your energy and mood when grandchildren visit. Taking prescribed testosterone at the same time each day helps maintain steady hormone levels that support strength and stamina during playtime. Men who use topical forms should apply them well before physical contact to keep the medicine from transferring to others.
Monitoring and avoiding side effects
Grandfathers on testosterone therapy need regular checkups. Yearly blood tests should check testosterone levels, full blood count, liver function, and prostate-specific antigen (PSA)29. Side effects might include high red blood cell count (which could mean stopping treatment), reduced fertility, acne, breast enlargement, and swollen ankles26. While people worried about heart problems before, new research shows proper testosterone use doesn't raise the risk of heart attacks or strokes26. The best results come from combining proper exercise with regular checkups to get the most benefits with fewer complications.
Conclusion
The experience of staying vital as a grandfather brings both challenges and chances. Testosterone levels drop naturally with age, and this affects a grandfather's ability to fully participate with grandchildren. In spite of that, knowing these changes helps address them better.
Science shows that good testosterone levels help build upper body strength, maintain muscle mass, and boost energy by a lot. These qualities help grandfathers lift grandchildren, play actively, and stay alert during family time. The mental and emotional benefits that come from spending time with grandchildren motivate grandfathers to take care of their hormone health.
Grandfathers who take action through consistent exercise, especially with weights, set themselves up for success as they age. Physical activity naturally boosts testosterone production and builds the strength needed to be an active grandparent. Good nutrition, stress control, and enough sleep also help hormones work better.
Men who show strong signs of andropause or low testosterone should talk to their doctors about supplement options, especially when lifestyle changes aren't enough. Those who want to try testosterone support supplements need to think it through carefully with medical guidance and regular checkups.
Good hormone levels and meaningful time with grandchildren work hand in hand. Normal testosterone helps grandfathers join in active play more easily. These activities boost wellbeing through natural hormone responses, brain stimulation, and emotional bonds.
To stay energetic, grandfathers must focus on keeping muscle strength as they age through different methods that work together. Those who understand and act on their changing biology get more than just physical benefits - they get the chance to create lasting memories with younger generations while showing what healthy aging looks like. Though testosterone drops with age, modern science and targeted help let today's grandfathers stay active participants in their grandchildren's lives.
Key Takeaways
Understanding testosterone's role in aging helps grandfathers maintain the energy and strength needed for active engagement with grandchildren.
• Testosterone naturally declines 1-3% annually after age 30, affecting energy, muscle strength, and mood—key factors for keeping up with grandchildren's physical demands.
• Resistance training 2-3 times weekly significantly boosts upper body strength and testosterone levels, directly improving lifting capacity and stamina for active play.
• Moderate grandparent involvement (12-15 hours weekly) enhances cognitive function and reduces depression while providing natural motivation for maintaining physical fitness.
• Low testosterone symptoms include fatigue, reduced muscle mass, and mood changes that can limit meaningful interactions during precious family time.
• Proper medical evaluation and monitoring are essential before considering testosterone supplementation, especially for men with cardiovascular or prostate concerns.
The key to successful grandfather-grandchild relationships lies in proactively addressing age-related hormonal changes through exercise, lifestyle modifications, and when appropriate, medical intervention. By maintaining optimal testosterone levels, grandfathers can continue creating lasting memories while modeling healthy aging for future generations.
FAQs
Q1. How does becoming a grandfather affect testosterone levels? Becoming a grandfather doesn't directly increase testosterone levels. In fact, studies show that fathers and grandfathers tend to have lower testosterone levels compared to men without children. However, the active lifestyle often associated with grandparenting can help maintain healthier testosterone levels.
Q2. Can regular physical activity with grandchildren boost testosterone? Yes, engaging in regular physical activity with grandchildren can help boost testosterone levels, especially in older men. Activities like playing in the park, lifting children, or participating in sports together provide natural exercise that can stimulate testosterone production.
Q3. What are the benefits of maintaining healthy testosterone levels for grandfathers? Maintaining healthy testosterone levels can help grandfathers maintain bone density, muscle strength and mass, energy levels, and cognitive function. These benefits directly contribute to a grandfather's ability to actively engage with and care for his grandchildren.
Q4. Are there safe ways for older men to naturally support their testosterone levels? Yes, there are several safe ways for older men to support their testosterone levels naturally. These include regular resistance training, maintaining a healthy diet rich in zinc and vitamin D, getting adequate sleep, managing stress, and staying physically active, particularly with activities that involve grandchildren.
Q5. How can testosterone support help improve a grandfather's interactions with grandchildren? Proper testosterone support can help improve a grandfather's interactions with grandchildren by increasing energy levels, enhancing mood, maintaining muscle strength for lifting and playing, and supporting cognitive function for engaging conversations and activities. This can lead to more meaningful and active relationships between grandfathers and their grandchildren.
References
[1] - https://pmc.ncbi.nlm.nih.gov/articles/PMC3644594/
[2] - https://www.psychologytoday.com/gb/blog/aging-gracefully-the-scientific-scoop/202411/is-grandparenting-good-for-our-brains
[3] - https://www.cdc.gov/physicalactivity/downloads/growing_stronger.pdf
[4] - https://pmc.ncbi.nlm.nih.gov/articles/PMC8998588/
[5] - https://utswmed.org/medblog/age-related-sarcopenia/
[6] - https://www.lutheranhomessc.org/blog/6-ways-model-good-health-grandkids
[7] - https://www.wholemenshealth.com/post/the-testosterone-decline-why-men-today-have-lower-testosterone-than-their-grandfathers-a-qa-guide
[8] - https://www.henryford.com/Blog/2023/10/How-Caring-for-Grandchildren-Can-Boost-Your-Health
[9] - https://pmc.ncbi.nlm.nih.gov/articles/PMC12531240/
[10] - https://www.renewyouth.com/you-probably-have-less-testosterone-than-your-grandfather-did/
[11] - https://news.yale.edu/2016/02/17/testosterone-therapy-boosts-sexual-function-and-mood-older-men
[12] - https://www.columbiadoctors.org/news/how-testosterone-changes-affect-mens-health-you-age
[13] - https://www.menshealth.com/uk/building-muscle/a755538/the-over-50s-training-plan/
[14] - https://goldmanlaboratories.com/blogs/blog/exercise-testosterone-over-70?srsltid=AfmBOooFDEtVt7o56D3-5aGqg5efHtIhaEqprzyKi0Uu592Tz-wPrGD9
[15] - https://www.bhf.org.uk/informationsupport/heart-matters-magazine/activity/strength-exercises
[16] - https://www.endocrinology.org/endocrinologist/135-spring20/features/exercise-and-endocrinology-in-advanced-age-with-a-focus-on-testosterone/
[17] - https://www.nia.nih.gov/news/how-can-strength-training-build-healthier-bodies-we-age
[18] - https://mcpress.mayoclinic.org/healthy-aging/the-many-benefits-of-resistance-training-as-you-age/
[19] - https://pmc.ncbi.nlm.nih.gov/articles/PMC11123342/
[20] - https://healthyaging.emory.edu/strength-training-can-make-you-a-better-grandparent/
[21] - https://acsm.org/cognitive-benefits-physical-activity-older-adults/
[22] - https://academic.oup.com/jpubhealth/article/46/2/e302/7423016
[23] - https://www.sagesolutions.com/blog/grandparenting-a-prescription-for-better-health-and-longevity
[24] - https://pmc.ncbi.nlm.nih.gov/articles/PMC9255931/
[25] - https://pmc.ncbi.nlm.nih.gov/articles/PMC12630510/
[26] - https://www.webmd.com/men/testosterone-replacement-therapy-is-it-right-for-you
[27] - https://www.houstonmethodist.org/blog/articles/2025/mar/when-should-men-consider-testosterone-replacement-therapy-trt/
[28] - https://www.jci.org/articles/view/146607
[29] - https://www.ncic.nhs.uk/patients-visitors/patient-information-leaflets/Testosterone-replacement-therapy
[30] - https://grandkidsmatter.org/hot-topics/grandchildren/grandparents-can-influence-grandchildren/
[31] - https://pmc.ncbi.nlm.nih.gov/articles/PMC10601246/
[32] - https://www.drfranklipman.com/post/5-health-enhancing-and-life-lengthening-benefits-of-grandparenting
[33] - https://www.grandmagazine.com/2024/11/finding-the-right-balance-how-grandparenting-affects-your-health/
[34] - https://wesleychoice.org/happiness-happens-when-grandkids-visit/
[35] - https://www.connectedparenting.com.au/blog/grandparents-are-good-for-everyone-the-benefits-of-intergenerational-play
[36] - https://www.uab.edu/news/research-innovation/how-much-grandparenting-is-too-much-grandparenting-study-explores-effects-of-grandparenting-on-health
[37] - https://pmc.ncbi.nlm.nih.gov/articles/PMC2544367/
[38] - https://www.mayoclinic.org/healthy-lifestyle/mens-health/in-depth/male-menopause/art-20048056
[39] - https://www.urologyhealth.org/urology-a-z/l/low-testosterone
[40] - https://my.clevelandclinic.org/health/diseases/15603-low-testosterone-male-hypogonadism