When coach Jeff Zwalley posted seven fitness benchmarks men over 60 should aim for, he didn't expect quite so much backlash. Comments including, 'Where did these come from? These are unrealistic.

Push-up benchmarks vary significantly by age, sex, and baseline fitness levels. Regular push-ups strengthen the chest, shoulders, arms, and core while supporting functional bone health. Modifications ...

The humble push-up can take you a long way. In fact, when it comes to building a well-rounded chest, it could potentially take you all the way. But eventually, you might find yourself wanting ...