The oral polio vaccine (OPV) AIDS hypothesis suggests that the AIDS pandemic originated from live polio vaccines prepared in rhesus macaque tissue cultures and then administered to up to one million Africans between 1957 and 1960 in experimental mass vaccination campaigns.
Fasting blood glucose test. Do not eat or drink anything except water for 8 to 10 hours before a fasting blood glucose test. These are used to diagnose diabetes, a condition caused by too much glucose (sugar) in the blood.
Quick Answer. Patients should fast for at least 12 hours before they have a fasting blood test, according to St. John Providence Health System. Not all blood tests require patients to fast, but those that do require that patients abstain from food or any type of beverage besides water before their test. Continue Reading.