A quick and easy way to gauge overall fitness doesn’t require fancy equipment or lab tests—just a simple pushup test. According to Mayo Clinic, pushups serve as a solid indicator of muscular strength ...

Push-ups always came easy to me. In my 20s and 30s, I could crank out more than 30 a day if I wanted to, and I loved how strong they made me feel. But the other day, when I went to do a set of 10 push ...