From Lifehacker.com:

The New York Times reports that the push-up, longtime signifier of fitness, really is an indicator that we should take seriously.

The push-up is the ultimate barometer of fitness. It tests the whole body, engaging muscle groups in the arms, chest, abdomen, hips and legs... Push-ups are important for older people, too. The ability to do them more than once and with proper form is an important indicator of the capacity to withstand the rigors of aging.

More here.




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