Vitamin D supplements may reduce MS lesions on MRI, but don't consistently reduce relapses, a review study found.

A recent study found that workers who heavily use AI tools are more likely to experience mental fatigue—especially in roles overseeing AI—but they still report less burnout overall than peers who ...

Objective To synthesise the evidence on the effects of physical activity on symptoms of depression, anxiety and psychological distress in adult populations. Design Umbrella review. Data sources Twelve ...

A collage shows a red X over a person in a chemistry lab conducting an experiment. Credit: Madeline Monroe/C&EN/Shutterstock More than 20% of chemistry researchers ...