The performance-enhancing altitude mask that Olympic hopeful Sivert Guttorm Bakken was wearing when he was found dead this week “is not part of the Norwegian Biathlon Association’s organized training ...

Add Yahoo as a preferred source to see more of our stories on Google. Click here to read the full article. Elevation training masks are used to restrict the amount of air you intake, requiring your ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. The thin air at high ...

Norwegian biathlete Sivert Guttorm Bakken wore an elevation training mask when he was found dead in a hotel room in Italy, the Norwegian biathlon federation said on Wednesday. The federation said "the ...

Chet Fortune works out using an altitude training mask at to increase his lung capacity. Fortune is a co-owner of Warrior Fitness Center in La Vista. Video: Weird mask, great workout In April, a few ...

Keenan Lewis isn't willing to be the player in 2015 who gets beat during an opponent's two-minute drill. According to Joel A. Erickson of The New Orleans Advocate, Lewis has taken to wearing a ...