Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.
Did you know?
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
Did you know?
In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.
Did you know?
Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.
A fossil leaf in low-grade coal
The Environment Influences Gene Expression
These young children are taking the initiative to explore their environment as they examine a snail
Internal and External Environment
Structures formed by phospholipids in an aqueous environment.
Facility Emergency Response Plans. Courtesy of Chris Weber, Dr. Hazmat, Inc.