Between punchlines, guests at Othership in Flatiron swapped sweat for shivers, plunging into icy pools and turning the night ...

"One, two, three," counts Sara García Alonso, looking at her fellow astronaut Amelie Schönenwald before both fall backwards ...

If you’re going to suffer, make sure it’s worth the effort. We consulted fitness experts to help you maximize your ice bath.

We are turning up the heat for the weekend with highs in the mid 80s away from the water and low 80s near the beaches.