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In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Antarctic blue whale Antarctic blue whale
Blue whale skeleton at the Canadian Museum of Nature in Ottawa, Ontario. Blue whale skeleton at the Canadian Museum of Nature in Ottawa, Ontario.
Primary visual processing areas (blue) in (a) human (lateral and mesial views) and (b) chimpanzee. Primary visual processing areas (blue) in (a) human (lateral and mesial views) and (b) chimpanzee.
Have you wondered what Nutella made of! Have you wondered what Nutella made of!
Calculate the accumulated value of monthly payments of $100.00 made at the end of each month ... Calculate the accumulated value of monthly payments of $100.00 made at the end of each month ...
Tactile Display: Honeybee Dances Tactile Display: Honeybee Dances
Video: How Hemoglobin Picks Up and Delivers Oxygen

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