Dr. Mark Harper recalls his first cold-water swim in the south of England 20 years ago. It was August, but the initial jolt from the plunge took his breath away. The shock to his system lasted a ...

Two minutes. That’s about how long it takes for a cold plunge to flood your bloodstream with hormones, light up your nervous system and leave your brain humming in a state athletes describe as ...

In the age of the Internet, it seems like every day a new health trend emerges, often forcing me to reassess my lifestyle choices, from diet to fitness. Enter the latest trend, and it’s now ...