Ask unlimited questions for free
In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.
The familiar sounds of your heart are made by the heart's valves as they open and close.
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
People about to have surgery must tell their health care providers about all supplements they take.
For a complete list of videos, visit our video library