World Parkinson’s Day is celebrated on April 11. Parkinson’s disease is often referred to as “shaking disease” by the general public. Parkinson’s disease is affecting more than 1 percent of the world’s middle-aged and elderly people, and one in 100 people over the age of 55 have the disease. Of the more than 4 million people with Parkinson’s disease worldwide, China accounts for about 1.7 million patients. Following cancer and stroke, Parkinson’s has become the “third killer” affecting the health of middle-aged and elderly people. So, don’t wait until your hands are shaking so much to go to the doctor. In our brain, there is a part called “midbrain”, where there is a group of nerve cells called nigrostriatal neurons. When these nigrostriatal neurons are degenerated and die to more than 80%, the neurotransmitter dopamine in the brain is reduced to the point that it cannot maintain the normal function of the regulatory nervous system, and then the symptoms of Parkinson’s disease appear. The symptoms of Parkinson’s disease. In fact, hand trembling is not the only symptom of Parkinson’s disease, but slow movement of hands and feet is the “common disease” of Parkinson’s disease patients. In the eyes of professional neurologists and neurosurgeons, the early symptoms of Parkinson’s disease can be traced: loss of sense of smell, fragrance and odor, restless sleep, kicking and punching, ugly writing, smaller fonts, slow movements, poor mood, facial stiffness, wide eyes. Therefore, the elderly and their children should pay attention: 1. 70%-90% of Parkinson’s disease patients will have a reduced sense of smell 3-7 years before they start to “shake”; 2. 70% of patients have various sleep disorders, such as fist and kick in bed at night; 3. violent sweating, or a red face, oily skin, and a very hot but dry body. The shaking of Parkinson’s patients is very characteristic: its shaking is resting tremor, mainly shaking up when not moving, and when you move up but not shaking, shaking can reach 4-6 times per second, it will be a bit like counting money type of shaking.