Why do you suddenly wake up at 3 am? Here's the scientific reason The problem of waking up at 3 am is linked to the natural fluctuations of the cortisol hormone , and stress increases it. Many people have trouble waking up suddenly at exactly 3 am or between 3 and 4 am. Some consider it a ghost or an ominous sign, but according to science, it is an important signal related to the body's internal clock and hormones. If you also frequently wake up at 3 am, you should not take it lightly. This may indicate that your sleep cycle is disrupted and stress has increased in the body. The main reason for sleep disturbance at this time of night is the natural fluctuations of the cortisol hormone. Circadian rhythm : Relationship with the body's internal clock There is an automatic 24-hour clock running inside our body, which is called the circadian rhythm, or biological clock. This clock controls when we sleep, when we wake up, when we eat, and when we are energetic. This clock is ...
Infertility: Why do sperm storage before going abroad? The number of people going to work abroad is constantly increasing. This has not only caused the country's manpower to migrate, but has also increased the problem of childlessness. It may sound surprising, but this is today's reality. Most of the men who come to the infertility center say, 'I stayed abroad for a few years for employment. There is no problem with the wife. The child is not being born because of me. Why?' Of course, there are many risk factors for increasing this problem among men living in foreign lands. One of the main ones is temperature. Temperature reduces sperm production. Most of the youth have reached the hot summer area. In this case, the number of people who work at high temperature outside is more. Male sperm production occurs in the testicles outside the body. Therefore, the temperature of the testicles should be at least five degrees lower than the body temperature. Regular and healthy s...