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I will never forget the first time I went out for a run with a mask on. I made it less than a mile before I was out of breath and I had to turn around to walk home. It was clear that my lung capacity ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Bendable red light therapy ...

After a friend asked how to run faster, the solution wasn’t altitude training — it was the opposite. This custom-built oxygen mask was designed to flood the body with extra oxygen during workouts, ...