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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.
Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.