Fact Snacks!

did-you-kno-lay-your-arm-on-a-flat-surface-and

did-you-kno:

Lay your arm on a flat surface and push your thumb and pinky together. If you don’t see a raised band across your wrist, you are a product of evolution. If you do, you’ve got a useless extra muscle in your arm that is slowly being erased from our genetic code. Source