« previous next »
« previous next »
 

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Paths taken by honeyguides leading people to bees' nests Paths taken by honeyguides leading people to bees' nests
Sustainable Food Security Sustainable Food Security
U.S. suburbs were once unplanned, rambling affairs that took irregular shapes as people moved away ... U.S. suburbs were once unplanned, rambling affairs that took irregular shapes as people moved away ...
American people aren't the only ones getting bigger—American pets are also putting on pounds American people aren't the only ones getting bigger—American pets are also putting on pounds
People who share genes will often have similar body weights People who share genes will often have similar body weights
Famous People with Parkinson's Disease Famous People with Parkinson's Disease
Video: Atrial natriuretic peptide (vasodilation) & Aldosterone

For a complete list of videos, visit our video library