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Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

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Thyroid conditions may make getting pregnant impossible.

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For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

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The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Impacts of glaciers on landscapes can be seen as (a) a U-shaped valley in Labrador, (b) a drumlin fi Impacts of glaciers on landscapes can be seen as (a) a U-shaped valley in Labrador, (b) a drumlin fi
The adrenal glands. These glands sit on top of each kidney. Each adrenal is subdivided into an outer The adrenal glands. These glands sit on top of each kidney. Each adrenal is subdivided into an outer
Cataract extraction. The procedure involves a surgical removal of a cataract lens and its replacemen Cataract extraction. The procedure involves a surgical removal of a cataract lens and its replacemen
Multiple sclerosis (MS). (a) A disease characterized by the gradual development of small areas of ha Multiple sclerosis (MS). (a) A disease characterized by the gradual development of small areas of ha
Renal regulation of sodium and potassium balance. Renal regulation of sodium and potassium balance.
The impact of climate change is greater in some areas than in others The impact of climate change is greater in some areas than in others
Video: Red alga life cycle Animation

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