« previous next »
« previous next »
 

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Common Health Problems in Community-Dwelling Older Adults Common Health Problems in Community-Dwelling Older Adults
Gonorrhea Rates in the United States Gonorrhea Rates in the United States
U.S. adults from 25 to 74 years report that the largest proportion of their daily stressors arise ... U.S. adults from 25 to 74 years report that the largest proportion of their daily stressors arise ...
Continental United States Hurricane Strikes from 1950-2011 Continental United States Hurricane Strikes from 1950-2011
Red Flags for Alcohol Abuse in Older Adults Red Flags for Alcohol Abuse in Older Adults
Middle adults usually have more time to focus attention on their relationships Middle adults usually have more time to focus attention on their relationships
Video: Osmosis - Isotonic, Hypotonic, and Hypertonic​ Solutions

For a complete list of videos, visit our video library