When kept clean, maintained, and at a safe temperature, hot tubs can be an enjoyable way to relax and unwind. But they can also be breeding grounds for diarrhea-causing germs. Hot tubs can evoke ...

I study the effects of exercise on the body. So it’s perhaps unsurprising that when I’m not in the lab, I like to keep active by hitting the gym or going for a run. But for many people, it’s much ...