If you're looking to get those biceps and triceps popping, here's exactly what not to do. As you can see, Kirill Tereshin's arms look a little off—and studies indicate this could actually irreversibly ...

Kirill Tereshin’s story is something of an insane trip. A Russian ex-army soldier who reportedly became frustrated with his lack of ‘gainz’ and decided to move straight to injecting pure synthol into ...