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 ...
How does noise pollution affect the heart? Noise pollution is a problem that gradually harms health. Thousands of people lose their hearing every year due to noise pollution. The ear can only hear a certain intensity of sound. Loud noise damages the ears. There is a link between traffic noise and heart attacks. Traffic noise increases the risk of stroke, diabetes and many heart-related diseases. Loud noise is also considered a risk factor for heart disease. Due to excessive noise, people do not sleep at night and it also causes stress and restlessness. The number of heart patients has increased rapidly in the last few years. Especially young people are falling prey to heart attacks and noise pollution is also a major cause. A recent study published in the journal Circulation Research found a link between traffic noise and heart attacks. A team of international researchers has analyzed a large amount of data and found that traffic noise increases the risk of stroke, diabetes and ot...