Placebo pills and acupuncture have both been effective in reducing pain. The common element in both of these methods may be their ability to stimulate the ________.
A) production of adrenal hormones
B) arousal of the peripheral nervous system
C) opening of neurological gates in the spine
D) release of endorphins

Question

Quizplus · Accepted Answer

Both placebo pills and acupuncture have been shown to increase the release of endorphins, which are natural pain-relieving chemicals in the body. This suggests that the common element between these methods may be their ability to stimulate the release of endorphins, which can reduce pain sensation.

Placebo Pills and Acupuncture Have Both Been Effective in Reducing