Tough on Drugs

The International Association for the Study of Pain defines it as: An unpleasant sensory and emotional experience associated with actual or potential tissue damage or described in terms of such damage.

It is useful to distinguish between two basic types of pain, acute and chronic, and they differ greatly.

Hi,
cartwheeled, ended up smacking the front of my shin on the back of a metal chair when my leg was coming down from the air
the chair folded, crushing my leg, making me face-plant, my bone crack, and my skin break upon being pinched in between metal.

OUCH.