33 Weird Human Body Facts You Totally Won’t Expect – Part 2

It's possible to be declared brain-dead falsely because most physicians look at the brain stem, which controls heart and lung functions, but not the cortex, which coordinates consciousness.

27. An adult gets a whole new skeleton every 10 years due to constant bone remodeling.

28. Matches used to be made with toxic white phosphorus. It was so toxic that workers often contracted "Phossy Jaw," causing their face to rot away and their bones to literally glow in the dark.

29. Astronauts lose on average 1% of their bone mass a month, most of which is excreted in their urine. They literally pee their skeleton out.

30. Gouverneur Morris, a signer of the United States Constitution, died while attempting to clear a urinary tract blockage using a piece of whale bone as a catheter.

Coca-Cola has been used effectively as a first line treatment for phytobezoars, a trapped mass in the stomach composed of indigestible plant material which can lead to serious symptoms. 93.1% cases were resolved.

32. Sword swallowing is not an illusion of any kind: the performer actually pushes the sword down their oesophagus and into their stomach. 29 deaths resulting from sword swallowing have been reported since 1880.

33. Gastrocolic reflex is what makes you want to poop after a meal, as your body senses stomach stretching and digestion as a cue to ramp up colon activity and make room for more food.