Trilobites: Living Another Day, Thanks to Grandparents Who Couldn’t Sleep
Age-related changes in sleep patterns may have helped early humans survive by ensuring at least one person was always alert to nighttime threats. [Source]
Publication Date:Origin: nytimes.com
Category: Sleep
Topics: threats, nighttime, alert, always, person, least, ensuring, survive, humans, early, helped, patterns, sleep, changes, Age-related, Sleep, Couldn’t, Grandparents, Thanks, Another, Living, Trilobites