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placebo

04/13/2018 / By Isabelle Z.

Vitamin D is so important researchers worry about ethics of limiting supplementation to perform research trials

In case you needed any more proof of how essential vitamin D is to good health, researchers have warned that placebo-controlled trials that involve limiting some people’s intake of the all-star nutrient could be considered unethical. This presents a serious quandary for researchers. Demonstrating the efficacy of vitamin D in studies is essential for boosting […]

11/29/2017 / By Isabelle Z.

The placebo effect of surgery: New evidence shows many operations, such as getting a stent for angina, to have low benefit and high risk

You’ve probably heard of the placebo effect: Someone reports feeling better after taking a pill that is said to help some condition or other, only to later discover the pill did not contain any active ingredients at all. The person’s physical health didn’t change; feeling better was all in their mind. It’s always an interesting […]

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