In making similar claims about placebo-controlled studies, vaccine skeptics often take a narrow view of what a "placebo" is, arguing it can only be water or saltwater. In reality, there’s a larger ...

Add Yahoo as a preferred source to see more of our stories on Google. In scientific research, randomized, placebo-controlled clinical trials are considered to generate the highest-quality evidence. - ...

The 58 participant, randomized, double-blind, placebo-controlled study was led by Edmarie Guzmán-Vélez, PhD, formerly an Assistant Professor in the Department of Psychiatry and the McCance Center for ...

MINNEAPOLIS — In the first placebo-controlled trial of vaporized cannabis for acute migraine, patients experienced greater relief from pain and other symptoms than those receiving a placebo. During a ...