Around a third of the population have trouble maintaining sleep throughout the night. While nighttime awakenings are distressing for most sufferers, there is some evidence from our recent past that suggests this period of wakefulness occurring between two separate sleep …
In the 19th Century, a Pennsylvania dentist called WH Atkinson came across a condition that sounds like the stuff of nightmares. Writing in The Dental Cosmos, the first major journal for American dentists, Atkinson documented an outbreak of exploding teeth. …
