What are the health consequences of staying up late?

Sleep is important for health because the evening is the time when the immune system excretes toxic substances, and it is also the time to recover the body’s immune system.

Scientists have researched and shown that, in the evening, starting from 21 o’clock, the human body begins to need to relax to fall asleep after 1-2 hours.

The state of sleep from 0 to 1 am makes the body really rest, helps to refresh the spirit, when waking up. Should sleep about 1 or 2 hours before, so that at the above time, you have already fallen into a deep sleep. From 1am to 5am is the time when the body secretes substances that regenerate and improve the immune system. If you stay up late, you will shorten or even make the body skip this stage. In the long run, it will clearly collapse.

In addition, sleeping at the wrong time will inadvertently disrupt the body’s circadian rhythm. This not only disrupts the sleep time, but also makes the endocrine activities of our body seriously affected. The long-term disordered biological clock is the cause of the body’s lack of energy, frequent fatigue, reduced resistance, etc. This can have an adverse impact on daily activities. and adverse health effects.

Here are some consequences of staying up late at night regularly

1. Staying up late is at risk of vision and hearing loss

Many people have a habit of staying up late most often, especially today’s young people. For many reasons such as: studying, studying for exams, working… but there are people who stay up all night to have fun… this is harmful to eyes and health.

Because when awake, human eyes must work continuously, the longer the waking time, the more work the eyes have to work, especially when staying up late at night. Insufficient amount of light plus blue or purple light from computer screens, phones and some other smart devices… seriously affects the regulation of the eyes, causing dry, sore eyes and gradually causing long-term damage. visual impairment.

Not only that, when staying up late at night, hearing is also significantly affected. The vascular system has to work nonstop, which causes stress. Insufficient blood supply to the ear system and tympanic canal causes tinnitus, ear pain, and hearing loss.

Staying up late often in addition to skin consequences can cause memory loss.

2. Staying up late at high risk of obesity

Staying up at night often leads to not getting enough sleep. Sleeping less than 6 hours a night will make the fat metabolism in the body disturbed and excess body fat tends to increase. Fat tissue thickens more and more in the body and causes weight gain and obesity.

In addition, staying up late at night makes many people tend to want to eat late at night and snack. This makes the problem of weight gain even more difficult to control. One study found that up to 40% of people who stay up late tend to eat late at night. The amount of food that is tolerated in the body is too much and too close to sleep time, causing the stomach to not be able to digest, causing bloating, indigestion, if maintained for a long time can cause stomach ulcers, even cancer. stomach letter.

Staying up late at night makes the human body need more food to maintain energy, alertness to work and study. Therefore, staying up late at night increases the risk of weight gain and obesity.

3. Staying up late can cause memory loss and skin damage

Everyone understands that staying up at night is harmful to health, but not everyone knows what the consequences are. Staying up late at night regularly in addition to skin consequences (acne, tan, freckles and wrinkles …) then staying up late at night regularly can cause memory impairment.

Because from 10 to 11 o’clock at night is the time for skin maintenance and regeneration. If you stay up late regularly, the endocrine glands will not have good conditions to work and cause disorders. Since then, the skin will be prone to dryness, less elasticity, reduced firmness, dullness, darkening, appearance of acne, freckles and wrinkles. Staying up late at night is one of the important causes of aging quickly, especially for women.

The more important consequences are that staying up at night causes memory loss. Because sleep time is the time for the brain to rest and remember the activities that took place that day. Staying up late increases the amount of information that needs to be remembered while decreasing the amount of time the brain rests.

According to a study, the rate of memory decline in people with the habit of staying up late is 5 times higher than that of normal people. So remember to make sure your brain gets a full 8 hours of rest every day.

When staying up at night, the sympathetic nervous system in the body continues to maintain a state of excitement and the next day the body will feel tired and exhausted. It causes dizziness, memory loss, lack of concentration and many other health problems. Therefore, staying up late for a long time will cause nervous breakdown, insomnia and many other adverse symptoms.

4. Staying up late increases the risk of heart disease and stroke

Like other organs in the body, the cardiovascular system also needs rest to recover its ability to function. When staying up late at night, not ensuring at least 6 hours of sleep per day will affect cardiovascular function and increase the risk of stroke by more than 20%.

When often staying up late at night, the brain needs more perfusion, the pressure of blood pumping to the brain increases, causing blood pressure to spike, creating an excessive force on the brain’s blood vessel wall and as a result, cerebral blood vessel rupture. . When a young person has a stroke, the health, mental and physical consequences for the patient and their loved ones are difficult to measure.

The capacity, health and stamina of each person is different. Not everyone who stays up late has a stroke, however, the body needs enough time to rest and regenerate. When you have to work too hard to endure, if not for a stroke, the body is also quickly exhausted, vision, memory, immunity decline; stomach pain, digestive disorders, endocrine disorders…

5. Doctor’s advice

Staying up late not only affects our natural biological time zone, but also directly affects our health. Therefore, no matter what purpose we have to stay up late at night, we need to have a more reasonable work schedule, make sure we sleep at least 6 hours a day. And in this minimal sleep there must be a seamless, deep sleep.

If you don’t get the minimum amount of sleep, you should definitely take a short nap of about 20 to 30 minutes more. An afternoon nap will help us regain our spirits quickly, increase work productivity, and contribute to maintaining alertness for the afternoon. If you can’t take a nap, you can breathe evenly and relax and close your eyes and sit still or need to sleep at night the next day.

When staying up late at night, the next morning is often tired and sluggish. To overcome after waking up, use your fingers to rub your belly continuously, from your forehead to the back of your neck. Or at any time of the day, if you feel a headache, you can use your fingers to massage the temples on the back of the neck… will make blood circulation better, the mind comfortable and pleasant.

You can meditate for 10 minutes or so, as long as you feel relaxed and comfortable. After that, you can drink a glass of warm water to wake up more awake, which is also very good for health.

For those who have disturbed working hours and sleep, arrange work and study to help maintain the biological clock by.

Maintain active and rest periods, even on weekends or holidays. In addition, you should not stay up too late. When sleeping, you should choose a quiet, comfortable space to get a deep sleep. Before going to bed, we can take a warm bath to help the body relax and get a better night’s sleep.