A man who underwent the world's first full double arm transplant is celebrating being able to flex his biceps for the first time in over 20 years. Felix Gretarsson, 49, had to have his arms removed in ...

A man who underwent the world's first double arm and shoulder transplant has said he can now flex his biceps and can't wait to be able to hug his wife and grandkids. Felix Gretarsson, 49, lost both of ...

Any gym-going female human knows just how much men like to show off their muscles. But it turns out that it’s not just male humans who think that flexing their biceps at ladies is an effective ...

In 1998, Felix Gretarsson, now 49, was electrocuted while trying to fix a powerline in Iceland. He fell 32ft to the ground and both his arms were set on fire, his back was broken in three places and ...

It’s not just the men who flex their biceps to impress the opposite sex — kangaroos do it too! It’s not just the men who flex their biceps to impress the opposite sex — kangaroos do it too!