Has the Placebo Effect Been Proven?

Now science has found that under the right circumstances, a placebo can be just as effective as traditional treatments. ... "They have been shown to be most effective for conditions like pain management, stress-related insomnia, and cancer treatment side effects like fatigue and nausea."

Does placebo effect really exist?

While researchers know that the placebo effect is a real effect, they do not yet fully understand how and why this effect occurs. Research is ongoing as to why some people experience changes even when they are only receiving a placebo. A number of different factors may contribute to this phenomenon.

What is the success rate of placebo?

Estimates of the placebo cure rate range from a low of 15 percent to a high of 72 percent. The longer the period of treatment and the larger the number of physician visits, the greater the placebo effect.