We all know that we need things like water and oxygen to live, but what happens when you get too much of a good thing? Hosted by: Hank Green ---------- Support SciShow by becoming a patron...
========== Look at your body. It’s pretty great, right? Doing all this
complicated stuff to keep you alive? Well, your body runs by the grace of a delicate
balance, maintaining just the right levels of the materials you need to live -- water,
salts, oxygen, even your own blood cells. And you already know that getting too little
of something -- like water, or air, or some vitamin or nutrient -- is, medically speaking,
bad. Like, leads to death. But things that are considered healthy, or
beneficial, or even essential can be just as dangerous, in the wrong amounts. In fact, many vital substances -- including
some that you’re taking in RIGHT NOW! -- can totally do you in, if you end up ingesting
just a little too much of them. So consider yourself warned. You know ho...