Preventing Age-Related Bone and Muscle Health Decline
Author: American Academy of Orthopaedic Surgeons
Published: 2014/09/01 - Updated: 2026/02/13
Publication Type: Research, Study, Analysis
Category Topic: Longevity - Related Publications
Contents: Synopsis - Introduction - Main - Insights, Updates
Synopsis: This research, published in the Journal of the American Academy of Orthopaedic Surgeons, presents evidence-based findings on how consistent physical activity and targeted nutrition can slow or prevent the musculoskeletal deterioration traditionally attributed to aging. Drawing from studies of elite senior athletes aged 65 and older, orthopaedic surgeon Bryan G. Vopat and colleagues demonstrate that much of what appears to be age-related decline actually results from sedentary lifestyles rather than aging itself. The paper provides specific, actionable guidelines for resistance training, endurance exercise, flexibility work, and nutritional requirements that older adults - including those with disabilities or mobility limitations - can adapt to their individual conditioning levels to maintain bone density, muscle mass, and joint function while reducing injury risk - Disabled World (DW).
Introduction
Modulating Age-related Decline in Musculoskeletal System
A fountain of youth for bone and joint health? Ongoing, comprehensive fitness and nutrition regimens may prevent bone and muscle deterioration, injury and disease.
Being physically active may significantly improve musculoskeletal and overall health, and minimize or delay the effects of aging, according to a review of the latest research on senior athletes (ages 65 and up) appearing in the September issue of the Journal of the American Academy of Orthopaedic Surgeons (JAAOS). Orthopaedic surgeons restore mobility and reduce pain; they help people get back to work and to independent, productive lives.
Main Content
It long has been assumed that aging causes an inevitable deterioration of the body and its ability to function, as well as increased rates of related injuries such as sprains, strains and fractures; diseases, such as obesity and diabetes; and osteoarthritis and other bone and joint conditions. However, recent research on senior, elite athletes suggests usage of comprehensive fitness and nutrition routines helps minimize bone and joint health decline and maintain overall physical health.
"An increasing amount of evidence demonstrates that we can modulate age-related decline in the musculoskeletal system," said lead study author and orthopaedic surgeon Bryan G. Vopat, MD. "A lot of the deterioration we see with aging can be attributed to a more sedentary lifestyle instead of aging itself."
The positive effects of physical activity on maintaining bone density, muscle mass, ligament and tendon function, and cartilage volume are keys to optimal physical function and health. In addition, the literature recommends a combined physical activity regimen for all adults encompassing resistance, endurance, flexibility and balance training, "as safely allowable for a given person." Among the recommendations:
- Resistance Training: Prolonged, intense resistance training can increase muscle strength, lean muscle and bone mass more consistently than aerobic exercise alone. Moderately intense resistance regimens also decrease fat mass. Sustained lower and upper body resistance training bolsters bone density and reduces the risk of strains, sprains and acute fractures.
- Endurance Training: Sustained and at least moderately intensive aerobic training promotes heart health, increases oxygen consumption, and has been linked to other musculoskeletal benefits, including less accumulation of fat mass, maintenance of muscle strength and cartilage volumes. A minimum of 150 to 300 minutes a week of endurance training, in 10 to 30 minute episodes, for elite senior athletes is recommended. Less vigorous and/or short-duration aerobic regimens may provide limited benefit.
- Flexibility and Balance: Flexibility exercises are strongly recommended for active older adults to maintain range of motion, optimize performance and limit injury. Two days a week or more of flexibility training sustained stretches and static/non-ballistic (non-resistant) movements are recommended for senior athletes. Progressively difficult postures (depending on tolerance and ability) are recommended for improving and maintaining balance.
The study also recommends "proper" nutrition for older, active adults to optimize performance. For senior athletes, a daily protein intake of 1.0 to 1.5 g/kg is recommended, as well as carbohydrate consumption of 6 to 8 g/kg - more than 8 g/kg in the days leading up to an endurance event.
"Regimens must be individualized for older adults according to their baseline level of conditioning and disability, and be instituted gradually and safely, particularly for elderly and poorly conditioned adults," said Dr. Vopat. According to study authors, to improve fitness levels and minimize bone and joint health decline, when safely allowable, patients should be encouraged to continually exceed the minimum exercise recommendations.
Insights, Analysis, and Developments
Editorial Note: The implications of this research extend far beyond the athletic community, offering a paradigm shift in how we understand aging and physical decline. By demonstrating that many age-related musculoskeletal changes stem from inactivity rather than inevitable biological deterioration, this work provides hope and practical strategies for millions of older adults seeking to maintain independence and quality of life. The emphasis on individualized, gradually progressive programs acknowledges that these benefits remain accessible even to those starting from a deconditioned state or managing existing disabilities. As populations worldwide continue to age, understanding that we can actively modulate our physical trajectory through sustained movement and proper nutrition represents not just medical advancement, but a fundamental reimagining of what healthy aging can look like - Disabled World (DW).Attribution/Source(s): This quality-reviewed publication was selected for publishing by the editors of Disabled World (DW) due to its relevance to the disability community. Originally authored by American Academy of Orthopaedic Surgeons and published on 2014/09/01, this content may have been edited for style, clarity, or brevity.