Afternoon sleep. A pleasure that can cost a lot

Neurologists warn that afternoon sleep is associated with a risk of dimentia ((acquired dementia and mental functions disorder due to damaged brain. Excessive sleep (more than 9 hours a day) can have undesirable consequences. Taking a nap in the afternoon has the biggest impact on mature female body, who like to take a nap after hard physical exertion. French researchers analyzed more than 5,000 people to find out about it.

Sleep surplus, as well as the lack of it is completely useless for our body. Researches show that one in five people who have regular sleeping time during lunch deteriorate their intelligence test performance. It may be that the very high daytime sleepiness is one of the most progressive of the early signs of cognitive impairment. Another study found that people sleeping more than 9 hours a day weaken their mental abilities. In other words, these data warn about the early stage of Alzheimer’s disease (the most common form of dementia).

There is also evidence that long sleep can cause other health problems such as diabetes, heart and vascular diseases. As a result, it is recommended to sleep around 8 hours a day.


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