How the brain changes during depression treatment

Researchers have shown what happens to the brain when a person receives a depression treatment known as repetitive transcranial magnetic stimulation (rTMS). rTMS is a depression treatment typically used when other approaches — such as medications — h…

Timing of heart surgery crucial, research shows

The timing of valve replacement heart surgery is crucial, and should be performed earlier than previously thought for people with aortic stenosis, a new study shows. The condition is one of the most common and serious valve disease problems, caused by …