Matt Shea braves Amsterdam's canals with Wim Hof for a cold water immersion experience. We asked 3 dietitians to pick the healthiest sandwich bread—and they all chose the same one Jami Gertz, Sixteen ...

Share on Pinterest In a new study examining the benefits of cold-water immersion, participants had reduced stress levels in the 12 hours following exposure. Charlie Chesvick/Getty Images A new study ...