The older you get, the more you need to supplement aerobic exercise with strength training, flexibility exercises, and weight bearing activities, which help you keep your bones strong.

• 当你年龄越大时；你就越需要一些有氧运动来对你的体能训练；韧性练习和保持体重运动；这些都可能帮助你保持骨骼的强壮.