I've tested a lot of hydration packs—this one surprised me

The Pingora Impulse is a lightweight, fast-access hydration pack that kept up on long winter hikes—and made me rethink my ...
Everyday Health on MSN

Legs tingling after exercise? Here’s what your body is trying to tell you

Legs tingling after walking or other workouts? Learn more about why tingling in the legs happens, how to prevent the ...