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 ...
What precautions should be taken when going for a morning walk in winter? Exercise or morning walk is very beneficial for health. But it is said that it is harmful to go out for a morning walk in Kathmandu in winter. In winter, colds are common in the morning. The harmful particles in the air are fine carbon monoxide, carbon dioxide, sulfur dioxide and nitrogen oxide and ozone, which make the air harmful or polluted. In winter, the wind is less. Due to which the pollution accumulates in one place. In a city like Kathmandu, the cold-hot air column acts as a blanket during the winter season and keeps pollution at bay. That is why the environment is more polluted in winter. Since Kathmandu is shaped like a bowl and the air pollution is high, the air in the morning is also contaminated. In such a situation, doctors say that there will be serious problems in the heart and lungs when going on a morning visit. With the onset of winter, the air flow decreases and cold-warm air forms a lay...