By Dr. Brian McDonough

By Dr. Brian McDonough, Medical Editor

PHILADELPHIA (CBS) – Get your kids outdoors and exercising.

A study found that men who participated in athletics in their late teens experience bone building benefits that last for years, even if they’re no longer training intensively.

We think of osteoporosis only occurring in women but experts predict the incidence is expected to triple in men over the next 50 years.

Physical activity is known to help build bone mineral density. This reduces the likelihood of fractures in later life.

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