Gain weight, then lose it: Russian fitness influencer's binge-eating junk food experiment meets a shocking end

A Russian fitness influencer died from suspected cardiac arrest during an extreme "gain weight then lose it" challenge.

Nickelodeon star unrecognizable after weight gain... before losing 65lbs with shock health hack

The singer and actor, 39, showed off his new look on Instagram this week, gushing that he 'feels like a brand new person' ...