Dopamine is the brain's motivational spark, driving us to chase what feels good, say scrolling another reel on social media, and steer clear of what doesn't, like touching a hot…

Adolescents who sleep for longer – and from an earlier bedtime – than their peers tend to have improved brain function and perform better at cognitive tests, researchers from the…

A newly identified subtype of Castleman disease will help diagnose and properly treat thousands of patients who have been caught between existing classification systems, marking the first major discovery of…

A multi-state study reveals that many high-risk adults diagnosed with influenza (flu) in emergency departments and urgent care centers are not receiving timely antiviral treatment.

What happens in your gut after a night of heavy drinking and a severe burn injury? According to a new study, it might involve more than just pain and discomfort.

Research teams from Augusta University, Massachusetts General Hospital and The Ohio State University will lead a $15 million project dedicated to studying the various ways that risk factors for cardiovascular…

China's success in achieving malaria-free status in 2021 offers crucial lessons for the global malaria fight, say experts in a special collection of articles published by The BMJ today.

In a preclinical study led by McGill University researchers, two drugs targeting "zombie cells" have been shown to treat the underlying cause of chronic low back pain. The condition affects…

A new Mayo Clinic study finds that people with Tourette syndrome have about half as many of a specific type of brain cell that helps calm overactive movement signals as…

Cancer is one of the leading causes of death globally, with nearly 20 million new cases and 9.7 million deaths in 2022.