Obese children have elevated insulin levels which can normalize with exercise. Exercise helps osteoarthritis. Exercise can reduce LDL cholesterol and increase HDL cholesterol. Resistance training can improve muscle mass, flexibility, enhance balance and improve joint health. Lack of activity can lead to muscle shortening.
Exercise can help prevent bone loss and increase bone strength.
Exercise has been shown to change or retard several components of aging. Exercise can reduce anxiety and distress and elevate mood. DHEA supplementation caused an increase in serum IGF-1 and total serum testosterone levels in both men and women. There were no adverse side effects noted after the 6-month observation period. The authors believe that supplemental glucosamine may enhance mast cell heparin synthesis, possibly correcting a functional heparin deficiency, which may have an antiinflammatory effect and prevent neurogenic inflammation that might cause the pain in vascular headache.