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Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

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More than 4.4billion prescriptions were dispensed within the United States in 2016.

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The average office desk has 400 times more bacteria on it than a toilet.

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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

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Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Death's-head Hawkmoth (Acherontia lachesis), an old bleached specimen still showing the classic Death's-head Hawkmoth (Acherontia lachesis), an old bleached specimen still showing the classic
Lung cancer. Photograph of part of a lung removed after death. The yellow area is a large tumor and Lung cancer. Photograph of part of a lung removed after death. The yellow area is a large tumor and
On May 15, 1916, after deliberating for one hour, an all-white jury in Waco, Texas, found seventeen- On May 15, 1916, after deliberating for one hour, an all-white jury in Waco, Texas, found seventeen-
Timothy O'Sullivan (negative) and Alexander Gardner (print), A Harvest of Death, Gettysburg, ... Timothy O'Sullivan (negative) and Alexander Gardner (print), A Harvest of Death, Gettysburg, ...
Ten Leading Causes of Death in the United States, 2010. Ten Leading Causes of Death in the United States, 2010.
Major Causes of Death from Infectious Disease Major Causes of Death from Infectious Disease
Video: Bond in biological molecules (Ionic, Covalent and Hydrogen bonds)/ How atoms bond?

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