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 kind of person is at risk of bone cancer? Sarcoma is a cancer caused by uncontrolled cell growth in muscles and bones. This cancer can occur in soft muscles, bones, fat, tissues, blood vessels, nerves and joints. This cancer cell develops rapidly in the soft cells that are mostly found in the bones. Initially, this cancer develops in 'connective tissue' (tissue connecting two organs). Then gradually other areas start spreading. This cancer then spreads to the lungs. This cancer is considered rare but very deadly. Because there are more than 70 types of this cancer. Out of which, two main types are soft tissue sarcoma and bone sarcoma. Sarcoma accounts for one percent of cancer in adult patients and 15 percent in children. There are different types of sarcoma including osteo sarcoma, angio sarcoma, chondro sarcoma, chondroma, fibro sarcoma, Ewing sarcoma, leiomyo sarcoma, lipo sarcoma, malignant, peripheral nerve. Of which osteosarcoma is the most common. How is sarcoma ca...