Is Obesity a Disease? It’s Complicated in the Age of Ozempic.

Experts are rushing to redefine obesity amid soaring demand for new weight loss drugs.

These Weight Loss Hacks Claim to Work Like Ozempic. Do They?

Kourtney Kardashian’s new “GLP-1 Daily” pill is the latest product to capitalize on the weight loss drug craze.

First Day of a ‘New Life’ for a Boy With Sickle Cell

Kendric Cromer, 12, is among the first patients to be treated with gene therapy just approved by the F.D.A. that many other patients face obstacles to receiving.

El ‘médico rural’ que transformó nuestra manera de ver la demencia

Francisco Lopera desafió rebeldes, carteles y murciélagos vampiro para convertirse en un investigador pionero del alzhéimer.

The Campaign Issue That Isn’t: Health Care Reform

The topic has been a major concern in presidential elections for decades. Its absence as a top issue now is notable.

Adderall, Vyvanse in Higher Doses May Be Tied to Psychosis Risk, Study Says

New research suggests that dosage plays a role in a rare side effect of A.D.H.D. stimulants.

Francisco Lopera, the ‘Country Doctor’ Who Upended Our Understanding of Dementia

Francisco Lopera defied rebels, cartels and vampire bats to become a pioneering researcher of Alzheimer’s disease.

How a Rural Maine County Jail Helped Prisoners Blunt Opioid Cravings

A sheriff fought to give prisoners addicted to opioids a shot that suppresses cravings for a month. Upon release, they were more likely to continue treatment.

Mushroom-Laced Candy Recall Highlights F.D.A.’s Limited Safety Role

More than 150 people were sickened from products sold at smoke and vape shops, providing evidence of the lax regulation of new food items.

Broken Again. A National Advocate for Drug Recovery Relapses.

William Cope Moyers told the world he had it all figured out after beating his addiction to crack cocaine. But then a dentist gave him an opioid pain killer.