Adults


Sleep cycles: how to calculate?

Sleep cycles: how to calculate?

Sleep plays one of the most important roles in a person’s life. But, unfortunately, many people neglect it, preferring work or entertainment. It has long been scientifically proven that lack of sleep cannot be compensated for by anything else, since it has a large

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Features and secrets of deep sleep

Features and secrets of deep sleep

For every person, the importance of a good night's sleep cannot be overestimated. This is the key to good performance the next day and healthy body. During the night, 4-5 cycles alternate, each of which includes a slow phase and a fast one. Which one is in

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