|
|
Blood is approximately twice as thick as water because of the cells and other components found in it.
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.
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.

