Research studies in cardiovascular epidemiology assessing the relationship between a primary exposure and a health outcome must account for the presence of what are often called third variables, ...

Folate and folic acid are different forms of vitamin B9. While there’s a distinct difference between the two, their names are often used interchangeably. Even professionals can be confused about ...

Researchers know much more about alcohol than they do about cannabis. Sure, research on the topic is ramping up a bit, but there’s still a lack of large, long-term studies.