Before the rise of GLP-1s, obesity experts didn’t study the internal buzz that compels people to eat. Now that food noise is being switched off, they want to understand it.

Veterans and others who have suffered trauma and injuries are flocking to clinics around the world to take ibogaine. My own reason was deeply personal.

The way that human adults talk to young children is unique among primates, a new study found. That might be one secret to our species’ grasp of language.

Five years on, scientists are starting to understand how the virus can lead to long-term, sometimes invisible changes.

People with long Covid symptoms scored slightly lower on a cognitive test than people who had recovered. But patients who had recovered scored as well as those who had only short-term Covid symptoms.