Endurance athletes might have a secret weapon against mental exhaustion. Mental fatigue is a real thing. It is a temporary dip in brain power after a long, tough mental task. It can mess with your ability to do physical tasks and even make you less eager to put in mental effort. But here is the thing. Regular exercise, especially the kind that gets your heart pu...

Pregnancy is a time when the body needs more water. This is true even without considering the extra demands of physical activity and hot weather. When a pregnant woman is physically active, her body needs even more water. This is especially true when she is exercising in hot weather. This is because her body is working hard to keep both her and her baby cool. Thi...