Health ❯ Clinical Trials

Randomized Controlled Trials

Dietary Studies Study Design Dietary Interventions Vaccine Efficacy Vitamin D Efficacy Phase II Trials VITAL Trial Pilot Studies COSMOS Trial Crossover Trials

Year-Long Exercise Trial Lowers Long-Term Stress Hormone in Adults

Researchers tracked stress biology for a full year to test how meeting public exercise guidelines shapes chronic hormone levels.

Single IV DMT Dose With Therapy Shows Rapid, Lasting Antidepressant Effect in Phase IIa Trial

Shingles Shot Linked to Fewer MCI Cases and Lower Dementia Deaths in Welsh Study

Self-Guided Hypnosis Halves Menopausal Hot Flashes, JAMA Trial Finds

Digital Patient Outreach Raises Lung CT Screening to 24.5% in JAMA Trial

Medical Cannabis Linked to Lasting Sleep Improvements in Insomnia, 18-Month UK Registry Study Finds

Pilot RCT Signals Faster IVF Conception for Women 35–42 Using PGT-A

HEPA Air Purifiers Cut Systolic Blood Pressure in Adults Near Busy Highways

Nocebo Effect, Not Gluten, Fuels Symptoms for Many IBS Patients

Vaporized Nicotine Products Boost Six-Month Quit Rates Threefold Over Gum and Lozenges

Time-Restricted Eating Shows Sustained Weight Loss Over 12 Months, Study Finds

Study Finds No Muscle Recovery Benefits from Cold or Hot Water Immersion in Women

Experts Weigh Vitamin D’s Role in Rising Colorectal Cancer Rates