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Over the years, tai chi has gained increasing1．(popular) all over the world, and researchers have found that the Chinese martial art of tai chi cold slow down the Parkinson's disease by years.

Tai chi, together with other types of martial arts,2．(know) to benefit physical and mental well-being. The past five years have seen a study on people with Parkinson’s disease,3．was done by doctors from the Shanghai Jiao Tong University School of Medicine.The researchers discovered that the condition progressed at a slower rate in those who practiced tai chi. They observed4．(few) falls, and less back pain in the people practicing tai chi. The researchers also noted that the cognitive function of people who5．(regular) practiced tai chi deteriorated (恶化) more slowly. Parkinson’s disease is a brain illness whose effects can never be ignored. It gradually causes6．(controllable) movements, such as shaking, stiffness, and difficulty with balance and coordination.

The researchers7．(suggest) that doing tai chi could keep symptoms (症状) of Parkinson’s disease from worsening for years. They said: “The long-term beneficial effect of tai chi8．Parkinson’s disease could prolong (延长) the time without disability, 9．(lead) to a higher quality of life.” No wonder tai chi10．(practise) throughout the world at the moment.