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 ...
Morning walk and heart in winter To walk or not to walk in the morning this winter? Don't tell me.' A friend of the health media got a call. "Why?" I asked naturally. "Let's write something about what to do in the cold for those who have or may have heart disease." Oh what a great idea. We were mostly discussing other causes of heart disease. This particular winter month is important for more information. What a good thing you said. In winter, too much cold affects the heart. It is better to give information about this,' I said. Dr. Rajendra Koju "That's why I asked, how many people may be suffering without knowing about it," came the frank words of a journalist friend. As soon as he hung up the phone, something from 17 years ago came to his mind. One cold winter afternoon, I was looking after the patient in the outdoor department after midterm. Around 4 o'clock when it was almost over, a couple of familiar professors came to me. ...