A ‘Pacemaker for the Brain’: No Treatment Helped Her Depression — Until This

It’s the first study of individualized brain stimulation to treat severe depression. Sarah’s case raises the possibility the method may help people who don’t respond to other therapies.

A Group of Scientists Presses a Case Against the Lab Leak Theory of Covid

In a review of recent studies and comparisons to other outbreaks, a group of virologists contends that there is more evidence to support a natural spillover from animals to humans.

Widespread vaccination of adults helps protect unvaccinated children, according to a new Israeli study.

The study, based on anonymized Israeli medical records, showed that vaccination’s benefits extend to people who have not received a shot.

AstraZeneca Vaccine Carries Slightly Higher Risk of Bleeding Disorders, Study Shows

But the research, involving 2.53 million adults in Scotland, found that the vaccine’s benefits outweighed the small risks.