Before electricity, humans naturally slept in two phases, waking for an hour or two around midnight for quiet activities. This biphasic sleep pattern, influenced by natural light cycles and melatonin, ...

As hundreds of written records reveal, the practice of 'two sleeps' - known as segmented, or biphasic sleep - was once the ...

Historical evidence reveals that humans once slept in two nightly phases, a practice now vanished due to modern lighting and lifestyle changes.

Ancient Myths That Archaeologists Want You to Forget: 25 Ways Movie Theaters Trick You Into Spending More: Think about time ...

Official advice says that healthy adults require 7 to 9 hours of sleep every night for physical and mental health. Anything ...

To set up heart rate notifications, go to the Apple Watch app on your iPhone, tap My Watch, tap Heart, tap High Heart Rate ...

To set up your typical range, you must wear your Apple Watch for at least seven days. Ensure your watch is not loose on your ...

A man was killed by his brother over a crop harvesting dispute in Chatra district. The accused, Jagdish Bhuiyan, attacked his ...

For those who have spent countless nights staring at the ceiling or scrolling aimlessly on their phones into the early hours, they've likely stumbled upon sleep sprays. These enchanting mists are said ...