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Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Killer Whale - Size comparison to an average human. Killer Whale - Size comparison to an average human.
Human immunodeficiency virus gains entry into helper T cells, uses the cell DNA to replicate, interf Human immunodeficiency virus gains entry into helper T cells, uses the cell DNA to replicate, interf
Human Lungs Diagram Human Lungs Diagram
Human Skeleton Diagram Human Skeleton Diagram
Structure of the human immunodeficiency virus (HIV). Structure of the human immunodeficiency virus (HIV).
Human Modification: Environmental Issues Human Modification: Environmental Issues
Video: Burn Animation

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