In a shocking incident, a 30-year-old Russian fitness trainer Dmitry Nuyanzin, died from heart failure after consuming 10,000 calories per day for multiple weeks, during his weight gain challenge. The ...

An extreme, all-or-nothing fitness regimen is going viral again as millions seek rapid weight loss and mental toughness through its relentless daily rules. But, as health experts warn the intensity ...

Add Yahoo as a preferred source to see more of our stories on Google. The first time I took creatine, I gained 10 pounds in two weeks. At the time, I was ecstatic. I was in high school, and my goal, ...