The human body has evolved to shield its vital organs, from the brain's hard skull and meninges to the ... where the force generated causes long nerves in the brain to stretch or tear.

Evidence for this function first came from studies of the organ's anatomy and its nerves as well as the structure ... of the intracranial joint and other cranial muscles, the coelacanth usually ...

Most of the above blows are allowed in most combat sports. However, some things that occur during fights aren’t. Punching the ...