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Did you know?
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
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.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).