The German Society for Sleep Medicine and Research said that lack of sleep may have severe consequences for muscle mass and the male hormone (testosterone) for men.

The complications of lack of sleep also include weak immunity, weight gain, high risk of diabetes, heart attacks, headaches, poor concentration, a persistent feeling of tiredness, fatigue, and decreased ability to exert effort.

The association added that lack of sleep requires consulting a doctor in the event of not enjoying a restful and comfortable sleep at the rate of 3 times per week over 4 weeks, in order to determine the underlying cause of sleep difficulties such as restless legs syndrome or sleep apnea syndrome.

To avoid serious health consequences, an adequate 6 to 8 hours of sleep should be taken every night. To enjoy a restful and restful sleep, you must follow a rhythm waking and regular sleep, that is, waking up and going to bed on specific dates.

The bedroom should also be a suitable environment for sleepiness, as the room should be dark, calm and with a suitable temperature between 15 and 18 degrees Celsius.

And also take into account not to be exposed to the blue light emitted by electronic devices such as a smartphone and TV at least two hours before going to bed, because the blue light limits the secretion of the sleep hormone "melatonin".