Researchers from Kolskogo University in the UK conducted a study related to the characteristics of the different sleep duration.
The study was carried 3 million people in the period from 1970 to 2017. As a result of research it was concluded that prolonged sleep (more than 8 hours per day) greatly increases the risk of premature death. The study is published in the Journal of the American Heart Association.
Have people sleeping long hours, a 44% increased risk of various cardiovascular diseases. Also more often they show signs of apnea, when the breathing of a sleeping person is temporarily interrupted. In some cases, as a result of the respiratory arrest may follow, even death.
If people slept less than seven hours a day, the difference in the frequency of developing dangerous diseases associated with premature death risk, the researchers did not reveal in comparison with people Spasski eight hours.
Similar studies on the harmful effects of “sleeping late.” on human health was conducted by the staff of the University of Massachusetts. They investigated more than 2 million people from different countries, who at the weekend loved being backfilled. Scientists came to the conclusion that sleep more than 8 hours leads to exacerbation of chronic diseases and increases the likelihood of premature death in people younger than 65 years.
Scientists explain this syndrome, which is similar to the human condition when changing time zones.