In the journals: Exercise benefit equals drugs for some health problems

For some common health conditions, the impact of exercise is just as great as medication therapy, according to a large-scale review of past clinical trials published in BMJ.

Researchers pooled the findings of 305 different studies, collectively involving about 339,000 people. The studies measured the impact of exercise or drugs on four common conditions: heart disease, stroke, heart failure, and high-normal blood sugar (pre-diabetes). Here are the main findings:

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