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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.
Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.