When people think about staying healthy, weight is often the main focus. But body composition — the balance of muscle, fat, bone, and water in the body — may actually matter even more. Maintaining good muscle tone and muscle mass plays an important role in overall health, energy levels, metabolism, and healthy aging.

WHAT IS MUSCLE TONE?

Muscle tone refers to the slight tension muscles naturally maintain even when the body is at rest. Healthy muscle tone helps support posture, movement, strength, and stability.

Regular physical activity — especially strength or resistance training — helps maintain and build muscle by stimulating muscle protein production. On the other hand, losing muscle mass can negatively affect health. Muscle loss has been linked to slower recovery from illness, reduced metabolism, decreased mobility, poorer quality of life, and increased healthcare costs.

WHY BODY COMPOSITION MATTERS

Two people can weigh the same and be the same height, yet have very different body compositions. One person may have more muscle and less body fat, while another may have less muscle and more fat.

A healthy body composition generally means having a higher percentage of lean muscle mass and a healthy amount of body fat. Research has linked healthy body composition to better aging and a lower risk of conditions such as:

  • Heart disease

  • Type 2 diabetes

  • Metabolic syndrome

  • Osteoporosis

  • Osteoarthritis

  • Chronic lung disease

Healthcare professionals also recognize muscle loss as an important sign of malnutrition.

EXERCISE IMPROVES MUSCLE TONE AND BODY COMPOSITION

Exercise is one of the most effective ways to improve body composition. It can help reduce body fat while increasing or maintaining lean muscle mass.

Research shows many forms of exercise can help, including:

  • Strength training

  • High-intensity interval training (HIIT)

  • Aerobic exercise

  • Combined cardio and resistance training

Strength training appears to have some of the greatest benefits because it targets the entire body and helps build muscle mass. Studies also show that regular exercise can reduce harmful visceral fat — the fat stored around internal organs — and improve cholesterol levels and insulin sensitivity.

THE CONNECTION BETWEEN MUSCLE AND METABOLISM

Metabolic health refers to how efficiently the body creates and uses energy. It includes factors like blood sugar balance, blood pressure, cholesterol, and waist size.

Muscle plays a major role in metabolic health because skeletal muscle is one of the body’s largest sites for glucose (blood sugar) use. During exercise, muscles pull glucose from the bloodstream for energy, helping improve insulin sensitivity and blood sugar control.

Muscles also release signaling compounds called myokines, which communicate with organs throughout the body, including the liver, pancreas, bones, fat tissue, and cardiovascular system.

Over time, regular exercise can:

  • Improve insulin response

  • Increase calorie burning

  • Enhance energy production

  • Support healthier blood sugar levels

  • Reduce the risk of metabolic diseases

Low muscle mass, especially in older adults, has been associated with a higher risk of metabolic syndrome.\

SUPPLEMENTS TO SUPPORT

A balanced diet rich in protein, vitamins, minerals, and healthy fats is essential for maintaining muscle health. Some nutrients may provide additional support.

COLLAGEN PEPTIDES

Collagen is a major structural protein in the body and helps support muscles, tendons, and connective tissues. Studies suggest collagen peptide supplements, combined with resistance training, may help improve lean muscle mass and strength.\

CREATINE

Creatine is naturally stored in muscles and helps fuel muscle contractions. Research shows creatine supplementation may help improve strength, exercise performance, and lean body mass — especially in older adults.

WHAT ABOUT WEIGHT LOSS MEDICATIONS?

GLP-1 medications, commonly used for weight loss, work by helping regulate appetite and blood sugar. While these medications can support weight loss, they may also cause side effects such as nausea, vomiting, diarrhea, and stomach discomfort.

Another growing concern is muscle loss during rapid weight reduction. Some research suggests a significant portion of the weight lost with GLP-1 medications may come from lean muscle mass rather than body fat alone. Losing too much muscle can negatively impact strength, metabolism, and long-term health.

For this reason, experts emphasize the importance of combining weight-loss treatments with:

  • Regular exercise

  • Strength training

  • Adequate protein intake

  • Proper nutrition support

THE BOTTOM LINE

Muscle tone is about much more than appearance. Healthy muscle mass supports strength, mobility, metabolism, blood sugar balance, and healthy aging. Regular exercise — especially resistance training — combined with proper nutrition can improve body composition and help reduce the risk of chronic disease.

Focusing on building and maintaining muscle may be one of the most important long-term investments you can make for your overall health.

ABOUT THE AUTHOR

Since 2005, Dr. Fey has helped women, men, and children find real solutions to their health concerns. She truly believes that giving the proper care and nutrients your body has an amazing ability to heal. She is committed to finding the root cause of illness by utilizing a whole body approach not just focusing solely on presenting symptoms. With her scientific background, Dr. Fey uses science based natural approaches to treating disease.

Dr. Amanda Fey is the owner and practicing Naturopathic Doctor at Complementary Medicine & Healing Arts, the Southern Tiers Center for Natural Healthcare located in the Binghamton NY area. The office website is www.naturallywell.us. Dr. Fey is currently offering telemedicine for patients all across the US. To contact the office, call 607-729-0591 or email cmhahealth@gmail.com.  

For weekly health tips, check out Dr. Fey’s social media pages! She’s on Instagram: @drfeynd and Facebook: Dr. Amanda Fey, ND.