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Strength training makes you stronger and fitter protects bone health and muscle mass, helps keep the weight off for good, helps you develop better body mechanics, and can help with chronic disease management,  national osteoporosis foundation exercise for strong bones is high-impact weight-bearing exercises help build bones and keep them strong. If you have broken a bone due to osteoporosis or are at risk of breaking a bone, you may need to avoid high-impact exercises.

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answer: proteins

explanation: complement is   system of circulate in the blood in a inactive form

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answer///meditation;