Add Yahoo as a preferred source to see more of our stories on Google. Hitting the hot tub after exercising may boost your fitness, according to a new study. (Getty Images) (Halfpoint Images via Getty ...

Cold water therapy reduces stress and may improve sleep, but effects fade quickly. Some people report feeling healthier over ...

From cold showers to ice baths to cryotherapy, the benefits of the cold have been proven time and time again. The latest trend? Taking a polar plunge! But before you get discouraged by the idea of ...