New data identifies two key risk factors for high-altitude pulmonary edema, a leading cause of death on the mountain.

Thousands of blood cancer survivors have received life-saving treatment thanks to a small army of inspired cyclists, hikers, ...

I walked into my first silent meditation retreat thinking I’d entered the zombie apocalypse—blank stares, slow steps, and an ...

Alpine locales have their own microclimates, which makes forecasting a tricky business—and a local fixation. Who dares try ...

In 2014, the International Olympic Committee unveiled something it called “relative energy deficiency in sport,” or REDs. The ...

The Great Saunter route took me around the entire perimeter of Manhattan. All that walking helped me rethink my marathon ...

Meteorologists on America’s windiest mountain recently experienced historically violent gusts—and captured video of the chaos ...

Is your trip stuck in the group chat? With G Adventures, you can travel for yourself without going by yourself.

Discover America's most scenic roads with the top national park drives. Our guide features eight stunning scenic routes with ...

Pro-climber Sasha DiGiulian shares a homemade date-based protein bar recipe. I made it and asked a nutritionist to assess its benefits.

Sites operated by the National Park Service recorded more than 331 million visits last year—the most in history. The news ...

A holistic approach emphasizes lifestyle choices, nutrition, exercise, stress management, medications where appropriate, and ...