Women burn fat more slowly than men, by a rate of about 50 calories a day. Most men have a much easier time burning fat than women. Women, because of their reproductive role, generally require a higher basic body fat proportion than men, and as a result their bodies don’t get rid of excess fat at the same rate as men.

A human head remains conscious for about 15 to 20 seconds after it is been decapitated. While it might be gross to think about, the blood in the head may be enough to keep someone alive and conscious for a few seconds after the head has been separated from the body, though reports as to the accuracy of this are widely varying.

From the Middle Ages up until the end of the 19th century, barbers performed a number of medical duties including bloodletting, wound treatment, dentistry, minor operations and bone-setting. The barber’s striped red pole originated in the Middle Ages, when it was a staff the patient would grip while the barber bled the patient.

It takes twice as long to lose new muscle if you stop working out than it did to gain it. Lazy people out there shouldn’t use this as motivation to not work out, however. It’s relatively easy to build new muscle tissue and get your muscles in shape, so if anything, this fact should be motivation to get off the couch and get moving.

Fourteenth century physicians didn’t know what caused the plague, but they knew it was contagious. As a result they wore an early kind of bioprotective suit which included a large beaked head piece. The beak of the head piece, which made them look like large birds, was filled with vinegar, sweet oils and other strong smelling compounds to counteract the stench of the dead and dying plague victims.