The little engine that keeps your body young: Mitochondria: How to keep them healthy? Although it is still a matter of research whether mitochondria are the main cause of aging , experts say that human behavior has been proven to affect their health. What is beneficial for these small parts of our cells, it benefits the entire body. Regular exercise has been proven to improve the functioning of mitochondria. In a very important study, researchers biopsied human thigh muscles. After an eight-week training program, they found more and healthier mitochondria in the muscle cells than before. Although both endurance and resistance training were effective for this, the greatest benefits were obtained when they were combined. Daria Mauchly-Rozen , a professor of chemical and systems biology at Stanford University and author of the book “ The Life Machines: How Taking Care of Your Mitochondria Can Transform Your Health ,” sheds light on this issue. “Exercise causes a little bit of dam...
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 ...