Parkinson’s is a movement disorder caused by the loss of nerve cells in certain parts of the brain. According to the American Parkinson’s Disease Association, more than 10 million people worldwide live with Parkinson’s, including about 1 million in the United States. Parkinson’s is especially common in people over 50. Patients with Parkinson’s disease often fall while walking, which could be life-threatening. It’s essential to improve Parkinson’s patients’ environments and provide them with ways to reduce fall risks. Practicing tai chi may be one way to do this, as studies have shown it can effectively reduce the number of falls in patients….