Cohort studies are a type of research design. They are also called longitudinal studies because they follow groups of people over time. Results from cohort studies can help people understand human ...

Prospective data show holiday weight gain in college students is modest and driven by higher lean mass, not body fat, offering reassurance for clinicians advising young adults.

Background The Chinese government initiated a compulsory services programme (CSP) to provide skilled general practitioners ...

The BMJ is an international peer reviewed medical journal and a fully "online first" publication. Our publishing model–"continuous publication"– means that all articles appear on bmj.com before being ...