Should You Stretch Before or After Exercise, or Both?

Should You Stretch Before or After Exercise, or Both?
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Joseph Mercola
Updated:

You’re told stretch, stretch, stretch—but the bulk of scientific evidence doesn’t actually support this theory. To the contrary, in fact: Most injury occurs as a result of one key factor, and stretching could actually encourage injury. Replace it with this—it works.

STORY AT-A-GLANCE

  • The bulk of the scientific evidence does not support the recommendation to stretch before exercising to prevent injury.
  • Most injuries occur during eccentric contraction within normal range of motion. Therefore, increasing your range of motion before exercise is unlikely to prevent injury.
  • Stretching appears to increase pain tolerance, which could encourage injury. The benefit seen in studies that support stretching before exercise as a way to avoid injury appears to be due to the warmup sequence, not the stretching.
  • The purpose of the warmup is to increase circulation and blood flow to your muscles, and there are many simple ways to do this. Aerobic exercises such as squats, jumping jacks, cycling, and even walking are examples.
  • As with stretching before exercise, it turns out it’s not the stretching after exercise that is the most useful if you’re looking to prevent pain and injury. A more beneficial option is active recovery or active cool-down, such as light weightlifting, mild yoga, cycling, walking, rowing, or swimming.
Joseph Mercola
Joseph Mercola
Author
Dr. Joseph Mercola is the founder of Mercola.com. An osteopathic physician, best-selling author, and recipient of multiple awards in the field of natural health, his primary vision is to change the modern health paradigm by providing people with a valuable resource to help them take control of their health.
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