October 2013 Fitness Breakthroughs

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October 2013 Fitness Breakthroughs

How exercise prevents heart disease, and other fitness news for a healthy life.
Past research suggested that static stretching temporarily weakens muscles, lessening the effectiveness of subsequent strength-training sessions. But a new study in Science & Sports says that stretches held for fewer than 20 seconds and done after warmup sets have no major effect on strength output. So you can still do your stretching routine before you lift— just keep it short.

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