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 CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.
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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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Thyroid conditions may make getting pregnant impossible.
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Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.
The nurse is using Standard Precautions to draw blood.
Aneurysm. Photograph of the aorta, the large blood vessel arising from the heart, with a large bulge
Blood
Dopamine cannot cross the blood–brain barrier. Levodopa, its precursor, can. Once levodopa crosses ...