How easy is it to break a bone? - Zoo La La - Earth Unplugged

How easy is it to break a bone? - Zoo La La - : http://buff.ly/1u2cqG9 Bones are awesome, so why do they break? And is it always a bad thing? Maddie takes the hands-on approach with a sledgehammer and a cow femur to reveal just ...

from Therapeutic Massage With Derrick http://ift.tt/10Xw8bS