Hard exercise and sleep deprivation could be bad news for the heart
Young men trained intensively with and without curtailed sleep. A new study shows that with too little sleep, they secreted more of a substance that is a biomarker for potential future heart disease. But the study has major weaknesses, says researcher Stein Ørn.
Do you stay up late because you need time for yourself?
Sleep researchers have long known that many people go to bed late. In Chinese, the term “revenge bedtime procrastination” has become popular. It’s used to describe people with little personal time who choose to sleep less so they can unwind at night.
Norwegian brain researcher: You don’t need to worry about getting Alzheimer's if you’re a little short on sleep
Sleep researchers regularly warn that poor or too little sleep can lead to Alzheimer's disease. But a group of Norwegian brain researchers who are behind a large research project haven’t found this connection.
A new Norwegian sensor will help you sleep better when your sleep is being monitored
The new Norwegian-developed sleep sensor means that a study subject doesn’t have to sleep with sensors on his or her body. In addition, the fact that it is contactless solves a problem related to the coronavirus crisis, says a Norwegian sleep scientist.
Breathing can affect the cleansing of the brain
Breathing rhythms affect how well spinal fluid flows in and around the brain, a new study shows. Cerebrospinal fluid plays an important role in flushing metabolic waste products from the brain. The finding may have an impact on brain diseases such as Alzheimer's.
For drivers with heavy eyelids, good roads can kill
Fatigued and drowsy drivers cause hundreds of traffic accidents every year in Norway, and sometimes the consequences are fatal. New research shows that good, straight roads are one of several factors which make drivers fall asleep in front of the wheel.