|
Author Question: The highest surface air pressure in the U.S. ever recorded occurred when the air was A) very wet. ... (Read 30 times) |
The horizontal fraction bar was introduced by the Arabs.
Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.
Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.
The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.