If you see a health claim that seems too good – or too bad – to be true, take a moment to step back and assess the evidence.
Articles on Randomized-controlled trial
Displaying all articles
Some researchers assert that the body responds to exercise by burning fewer calories when you’re not working out. Regardless of its effects on weight loss, exercise provides many health benefits.
How doctors care for their patients is highly influenced by clinical guidelines. Recommendations based on anecdotal experience or poor data can harm patients.
Since the coronavirus first began spreading around the globe, people have debated how effective masks are at preventing COVID-19. A year and a half in, what does the evidence show?
The only way to know if a medical treatment actually works is with a randomized-controlled trial.
Top contributors
-
Chief Medical Officer at the Los Angeles County + University of Southern California Medical Center, Adjunct Professor of Medicine, University of Southern California
-
Associate Professor of Public Policy, University of Maryland, Baltimore County
-
Professor Emeritus of Medicine, University of Alabama at Birmingham
-
Assistant Professor of Environmental Health Sciences, University of California, Berkeley
-
Gehring Professor of Orthopaedic Surgery, University of Michigan
-
Assistant Professor of Psychiatry and Biobehavioral Sciences, University of California, Los Angeles
-
Professor of Public Health, Washington University in St. Louis
-
Professor of Research Methods, Washington University in St. Louis