Hypnotists use the power of the mind over the body in order to exert their influence.The hypnotist must only convince the patient that his arms are as heavy as lead, then the patient well be unable to life his arms.If he convince
the patient that a piece of ice is a red hot pocker and he then touches the patient's
skin with the ice , a blister will develop. The body will react to the suggestion and not to the reality, and signs of a genuine burn will appear