Swap the treadmill for snow-packed trails with tested tips on socks, traction, and layers that keep you warm and steady.

BARCELONA, Spain (AP) — Hikers navigating rugged terrain may have noticed more people speeding along the same trail while leaping over rocks and roots like two-legged mountain goats. Trail running has ...

Add Yahoo as a preferred source to see more of our stories on Google. FILE - Kilian Jornet of Spain runs to win the 45th Sierre-Zinal long distance mountain race in Saint-Luc, Switzerland, Sunday, Aug ...