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Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

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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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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Erythroblastosis fetalis. (a) The condition occurs with an RH+ father and RH– mother. (b) First preg Erythroblastosis fetalis. (a) The condition occurs with an RH+ father and RH– mother. (b) First preg
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Video: Neuron Structure Animation

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