Take this 30-second pushup test to see if your upper-body strength and endurance are years younger than your actual age.

How are those muscles doing today? We all know that as the years go by, our bodies go through changes. Some are super obvious ...

Endurance isn’t just about running marathons or lifting heavy weights. True endurance is a blend of physical, mental, and emotional stamina. Most people think of fitness in terms of visible muscles or ...