A randomized field experiment found Google AI Overviews reduced organic clicks on triggered queries by 38%, while user ...

The traditional gold standard of clinical trials with a randomized, placebo-controlled design involving hundreds of patients ...

As a medical student and researcher, I was shocked by the brazen inequity of the trial.  Randomized controlled trials have ...

A new Lancet study says statin side effects are overblown. Headlines are running that millions more people should be taking ...

Experts argue that AI could play a transformative role in global nutrition by enabling scalable, personalized interventions ...

Both almond butter toast and avocado toast can be healthy additions to your diet, but which is healthier for you depends on ...

Depression is a debilitating mental health disorder that is estimated to affect approximately 5% of people worldwide. It is ...

PBFT02 administration resulted in improvements in two disease progression biomarkers, as compared to natural history, reducing brain atrophy and ...

A randomized controlled trial protocol will test whether the cardiometabolic risks linked to ultra-processed foods stem from ...

How Evidence Shows What Really Works, by Helen Pearson. Copyright © 2026 by the author and reprinted with permission of ...