There are more sensory neurons in the tongue than in any other part of the body.
Did you know?
In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).
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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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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
Map These Genes (Part 3)
Components of the lymphatic system.
How to solve a linear system by the substitution method