Placebo Effect May be Depend on Your Genes, Beth Israel Deaconess Medical Center Study  
10/24/2012 7:15:38 AM

Why some people respond to treatments that have no active ingredients in them may be down to their genes, a study in the journal PLoS ONE suggests. The so-called "placebo effect" was examined in 104 patients with irritable bowel syndrome (IBS) in the US. Those with a particular version of the COMT gene saw an improvement in their health after placebo acupuncture.