Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

There are more bacteria in your mouth than there are people in the world.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

For a complete list of videos, visit our video library