Commit 2 Be Fit: The positive effects of battling cancer with exercise

Commit 2 Be Fit: The positive effects of battling cancer with exercise »Play Video

A recent study by the American Cancer Society found that an hour of walking lowered breast cancer risk by 14 percent for women in their 50s – when the risk is greater. Do more exercise and get nearly double the protection. The reason: Exercise cuts down body fat that can trigger cancer-causing hormones.

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