The body has a built-in clock. It is called the circadian rhythm. It follows a 24-hour cycle. This cycle is usually set by light. But, for people who have trouble seeing, temperature might play a bigger role. The brain has a main timekeeper. It is called the suprachiasmatic nucleus. It usually syncs with light. But, when light signals are weak or absent, other cues l...

Truck drivers often face a tough road, literally and figuratively. Their demanding jobs can take a toll on their health, especially when it comes to sleep. A recent investigation focused on Japanese male truck drivers and their sleep patterns. The study aimed to figure out how many drivers were dealing with sleep disorders and what was causing their chronic insomnia....

Feeling extra sleepy during the day or not eager to do things due to poor sleep habits? Seniors, take note! A new study found that these issues might increase the risk of a condition called motoric cognitive risk syndrome (MCR). This syndrome can lead to dementia later in life. Researchers think that fixing sleep problems early could help prevent cognitive decline. ...