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Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

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As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

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Green tea is able to stop the scent of garlic or onion from causing bad breath.

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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

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Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Thorax Posterior view of human body Thorax Posterior view of human body
Organization of the human body. Organization of the human body.
Body directional terms. Body directional terms.
A rubber mallet used to deliver a force to an object without harming the surface. A rubber mallet used to deliver a force to an object without harming the surface.
Tinea corporis, or body ringworm. Tinea corporis, or body ringworm.
The four routes of entry into the human body for hazardous materials. The four routes of entry into the human body for hazardous materials.
Video: Negative Feedback Regulation of Blood Pressure

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