Summer temperatures are high, if you do not pay attention to the lunch break, it is easy to snooze in the afternoon. The length of the lunch break, sleeping position and some other considerations will affect the comfort of waking up. So how to sleep better? What are the summer nap precautions?
Due to the high temperature at noon in the summer, in the process of cooling sweating in the human body, skin capillary expansion, unbalanced blood distribution in the body, a large amount of blood stagnation on the surface, the brain blood supply is relatively inadequate, and then after a morning of intense work and study, people generally feel tired and mental fatigue.
If the correct nap break after lunch, the body for timely adjustment, on human health and work and study are very beneficial. However, if the lunch break is not appropriate, it will be counterproductive. Summer siesta need to pay attention to the following points.
Nap time is not the longer the better
Nap time to half an hour to an hour is appropriate. Too long will go into a deep sleep and wake up feeling very uncomfortable.
If you encounter this situation, get up and appropriate activities, or wash your face with cold water, and then drink a glass of water, discomfort will soon disappear.
Do not nap as you see fit
Do not choose a random place to sleep because of the short nap time, especially not in the corridor, under the shade of trees, grass, concrete floors and through the wind or wind at the mouth of sleep.
Because people in the sleep of the thermoregulatory center function is reduced, the lighter wake up unwell, the heavier cold and flu.
Do not sit or sleep on your back
Because of the conditions, many people sitting or lying on the edge of the table nap, long-term health is very unfavorable. Lie on the table along the morning nap will compress the chest, affecting breathing, making the arms numb, and also does not achieve the purpose of making the body get conditioning rest.
Not everyone needs a nap
For the body, good night sleep, do not nap usually does not affect the health of the body. However, the brain work, school and college students, the frail or elderly, nap is very necessary.
In summer, the sun is hot, the summer heat, so that people can not stand, so many male friends are used to sleep without clothes, think this is the coolest. In fact, this practice is very bad for the body.
Although the weather is hot, but should not be too cool, especially the chest and back of the person, more should not be naked. Therefore, it is best to wear pajamas to sleep in the summer, so that you can well absorb sweat, while also preventing cold.
Because people go to sleep, the excitatory stimulus information of the nervous system is weakened, the resistance of the body is even weaker, the whole body is basically in a “defenseless” state, the wind evil can “drive straight in”. Therefore, when sleeping in the summer to adhere to the “day not open chest night not cool back” principle.
The above is about the nap precautions introduced, want to afternoon more spirit, nap time must pay attention to these points.