More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
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On average, the stomach produces 2 L of hydrochloric acid per day.
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Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.
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The human body produces and destroys 15 million blood cells every second.
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Excessive alcohol use costs the country approximately $235 billion every year.
Segregation of B cells and T cells in a lymph node
Rotating around any node leaves a phylogeny unchanged