AGE | The Three Pillars of Healthy Weight Maintenance
Mindy Meuli, MS, RD
A common misconception is that our metabolism takes a drastic dive for the worse as we age, but this isn’t necessarily true. The real cause behind changes in weight maintenance is our body’s natural decrease in muscle mass starting at around age 30. Muscle burns more calories than fat, so as we lose muscle, we see a decline in metabolism. Other factors include hormonal shifts, such as those around menopause for women. These shifts can lead to changes in fat storage. Our appetite signals also become less reliable, which can cause difficulties in managing how much we eat.
The result of these changes? Following the same habits from when we were younger might not yield the same results as we age. Maintaining a healthy weight requires a few intentional habits that are good to implement at any age, but the results will be more evident at an older age.
We will go over 3 intentional habits—3 pillars that are a solid foundation for maintaining a healthy weight and increasing overall health as we age.
Pillar 1: Eat Nutrient-Dense Foods in a Healthy Caloric Range
Weight maintenance comes down to energy balance: the calories you take in versus the calories you burn. But we also require a certain amount of nutrients to maintain the processes in our bodies that keep us strong and healthy.
As we age, our bodies become less efficient at absorbing certain nutrients. Absorption of vitamins and minerals such as B12, calcium, and vitamin D can decline. Research on nutrient absorption and aging This malabsorption, paired with the aforementioned decrease in metabolism, means that aging creates a tricky balance of calories and nutrients that cannot be satisfied without nutrient-dense meals. We want to consume foods that deliver maximum nutrition per calorie.
Nutrient-dense food paired with intuitive eating can allow you to eat healthy without obsessing over calorie counts.
What Does Nutrient-Dense Eating Look Like?
- Colorful vegetables and fruits at every meal
- Lean proteins: fish, chicken, eggs, lentils
- Whole grains: oatmeal, brown rice, whole wheat bread
- Healthy fats: nuts, seeds, avocado, olive oil
Strategies for Staying in a Healthy Range
- Eat slowly and stop when you are almost full. It takes time for the brain to register fullness.
- Fill up on fiber. Not only is fiber good for your gut, but it is also naturally filling and relatively low in calories.
- Stay hydrated. Thirst is sometimes mistaken for hunger.
If you aren’t quite comfortable with intuitive eating, tracking your food or meeting with a dietitian to better understand what your meals should look like are important tools that can help with your success.
- Colorful vegetables and fruits at every meal
- Lean proteins: fish, chicken, eggs, lentils
- Whole grains: oatmeal, brown rice, whole wheat bread
- Healthy fats: nuts, seeds, avocado, olive oil
- Eat slowly and stop when you are almost full. It takes time for the brain to register fullness
- Fill up on fiber: not only is fiber good for your gut but it is also naturally filling and relatively low in calories
- Stay hydrated: thirst is sometimes mistaken for hunger
Pillar 2: Stay Physically Active
A healthy body composition and healthy aging require staying physically active.
Starting around age 50, adults lose about 1–2% of muscle mass per year, and muscle strength can decline even faster. Nutritional and Lifestyle Management of the Aging Journey: A Narrative Review
The World Health Organization recommends that older adults perform muscle-building activities at least two days a week and activities that support balance and strength at least three days per week. They also recommend that anyone who is able, from any age group, should get more than 300 minutes of physical activity per week. WHO guidelines on physical activity and sedentary behavior Staying active can help maintain muscle mass and mobility while supporting a healthy caloric range.
Research shows that resistance training is one of the best tools we can use as we age to maintain muscle mass. Combining strength training with aerobic exercise can produce better long-term results for weight maintenance than cardio alone. Weight-Loss and Maintenance Strategies
Resistance Training Does Not Require a Gym
You do not need a gym or fancy equipment. Resistance bands, chair squats, wall push-ups, light hand weights, and even carrying bags of groceries all provide resistance that helps maintain and build muscle.
If you are new to resistance training or have joint issues, ask your doctor for a referral to a physical therapist or a certified trainer with experience working with older adults. Starting with guidance can help prevent injury and build confidence.
Movement can improve your health and help maintain independence. It supports your mind just as much as your body, which leads us to the third pillar.
Pillar 2: Stay Physically Active
A healthy body composition and health in aging requires staying physically active.
Starting around age 50, we lose around 1-2% of muscle mass per year, and muscle strength declines even faster. (Nutritional and lifestyle management of the aging journey: A narrative review – PMC)
The World Health Organization recommends that older adults perform muscle building activities at least 2 days a week and perform activities for balance and strength at least 3 days per week. They also recommend that any one who is able, from any age group, should have more than 300 minutes of physical activity per week. (https://www.who.int/multi-media/details/who-guidelines-on-physical-activity-and-sedentary-behaviour) Staying active will help maintain muscle mass and mobility while keeping you in a healthy caloric range.
Research is showing that resistance training is one of the best tools we can use as we age to maintain our muscle mass. Combining strength training with aerobic exercise produces better long-term repulses for weight maintenance than cardio alone. (Weight-Loss and Maintenance Strategies – Weight Management – NCBI Bookshelf )
You don’t need a gym or fancy equipment. Resistance bands, chair squats, wall push-ups, lifting light hand weights, or even carrying bags of groceries all provide resistance that helps maintain and build muscle. If you’re new to resistance training or have joint issues, ask your doctor for a referral to a physical therapist or a certified trainer with experience working with older adults. Starting with guidance can prevent injury and build confidence.
Movement will increase your health, but also heal- maintain independence. It helps your mind just as much as your body… which leads us to the 3rd pillar.
Pillar 3: Manage Stress
Stress is an overlooked factor in long-term health. When we experience stress, our bodies release hormones such as cortisol. When these hormones are constantly present, they can promote fat storage, especially around the belly, increase appetite, and make it harder to sleep. Nutritional and Lifestyle Management of the Aging Journey: A Narrative Review
Stress will never be eliminated from our lives, but we can create habits that help us manage stress.
Strategies for Stress Management
- Regular physical activity
- Social connection: time with friends, family, or community groups
- Relaxation practices: yoga, meditation, or time in nature
- Meaningful activities: hobbies, volunteering, and purpose-driven work that supports mental well-being
Putting It All Together
The three pillars are intertwined. They reinforce each other and create compounding effects. Eating nutrient-dense foods and staying physically active can decrease frailty and allow you to continue being active. Nutrient absorption and physical activity both play a role in mental well-being, which can positively affect stress management. One way to increase social connection and manage stress is to eat or exercise with others.
Healthy weight maintenance as you age is not about dieting or spending all your time at the gym. It is about building an intentional and sustainable lifestyle that supports your body through the natural changes of aging.
Additional References
Article Information
Article written by: Piper Carroll, University of Wyoming nutrition student
Reviewed by: Mindy Meuli, RD, LD
Pillar 3: Managing Stress
Stress is an overlooked factor in long-term health. When we experience stress, our bodies release hormones, like cortisol. When these hormones are constant in our lives, they can promote fat storage (especially around the belly), increase appetite, and make it harder to sleep. (Nutritional and lifestyle management of the aging journey: A narrative review – PMC )
Stress will never be eliminated from our lives, but we can create habits that help in managing stress.
Strategies for stress management:
- Regular physical activity
- Social Connection: time with friends, family, or community groups
- Relaxation Practices: yoga, meditation, time in nature
- Meaningful activities: hobbies, volunteering, and purpose-driven work that supports mental well-being
Putting It All Together
The three pillars are intertwined and reinforce each other and create compounding effects. Eating nutrient dense foods and staying physically active can decrease frailty and allow you to continue to be active. Nutrients absorbed and physical activity both play a role in mental well-being which positively affects stress management. One of the ways you can increase social connection to manage stress is to eat or workout with others.
Healthy weight maintenance as you age isn’t about dieting or spending all your time at the gym. It’s about building an intentional and sustainable lifestyle that supports your body through natural changes of aging.
Additional references: Understanding the gastrointestinal tract of the elderly to develop dietary solutions that prevent malnutrition | Oncotarget
Article Written by: Piper Carroll, University of Wyoming Nutrition Student
Reviewed by: Mindy Meuli, RD LD
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