Fake surgery works as well as real surgery. (See the book "The Biology of Belief" by Bruce Lipton)
Placebos work as well as "real" medicine. (See just about any medical publication)
Fake acupuncture works the same as real acupuncture. See the following article:
http://news.yahoo.com/s/ap/20070924/ap_on_he_me/back_pain_acupuncture
Perhaps our thoughts are the most powerful medicine we can use.