The body reacts to crystal meth the same way it reacts to danger.
Crystal floods the body with adrenaline-the same hormone that prepares it for emergencies. Adrenaline gives a super-charge of strength and endurance so the body can deal with danger and injury.
The effects of crystal are easier to understand if you think of them as the body's strategy for self-defense.
So, to find out how crystal affects the different systems of the body, click on the text links to the left.