Push-ups are those perfect strength exercises you can do anywhere because you don't need any equipment. Sure, you can buy those push-up bars to give your wrists a break, or a couple of heavy dumbbells ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty images/ Unknown The beauty of push-ups? There are endless ways to scale them.

Drop and give us… well, read on for how many. Your ability to do push-ups indicates more than just how muscular your arms are — the number you can do also offers clues about your overall health. “A ...