What Are Clinical Trials, and How Do They Work?

A New York Times health reporter explains what clinical trials are, why they are important and how they can help inform us.
The New England Journal of Medicine

Trial of the MIND Diet for Prevention of Cognitive Decline in Older Persons

Findings from observational studies suggest that dietary patterns may offer protective benefits against cognitive decline, but data from clinical trials are limited. The Mediterranean–DASH ...
STAT

Do masks work? Randomized controlled trials are the worst way to answer the question

Early in the Covid-19 pandemic, before we had vaccines and effective medical procedures, the only ways to prevent transmission of the virus were behavioral measures like face masks and social ...
Medscape

‘Major Gap’ in Many Randomized Controlled Trials of Major Depressive Disorder

AMSTERDAM — At least one third of patients with major depressive disorder (MDD) would not qualify for inclusion in many randomized controlled trials (RCTs) that help guide the use of antidepressants, ...