This article got me thinking, if artificial light forever changed the way people sleep, what other modern changes have also altered life or physical characteristics of people long ago. 200 years ago everyone had perfectly straight teeth, some think heavily blended/processed foods may have lead to under developed jaws and crooked teeth for alot of modern people or possibly high sugar, its not known but something in th…
On the point of teeth (and bones), going hungry increase growth hormone, which was good for the skeleton and thus straight teeth. You see this today with dogs prone to hip dysplasia, as a puppy they were likely overfed with not enough tryptophan (60mg converts to 1mg nicotinic acid in humans) or nicotinic acid (vitamin b3) in their diet, ergo not enough growth hormone and so you get Labradors and other dogs getting h…
Interrupted sleep in the middle of the night for a bit is something I always thought was a normal occurrence as you got older, based on my family.