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Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

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The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

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Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

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The human body produces and destroys 15 million blood cells every second.

Indicator and umbrella species. Indicator and umbrella species.
Large numbers of plant species can flower at once in this grassland in Kinsella, Alberta. Large numbers of plant species can flower at once in this grassland in Kinsella, Alberta.
Bluehead wrasse males with yellow females of the species. If the blueheaded male is removed from a t Bluehead wrasse males with yellow females of the species. If the blueheaded male is removed from a t
Predicted polypeptide sequences translated from potential ORFs in the human TUBA3C gene Predicted polypeptide sequences translated from potential ORFs in the human TUBA3C gene
Main body cavities that hold human organs Main body cavities that hold human organs
A bipedal human A bipedal human
Video: Ultrasound of a Fetus (Sonogram)

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