Hundreds Take Part in Tai Chi Arthritis Study

People in North Carolina and New Jersey are practicing the ancient Chinese art of tai chi as part of a study of its value for older people with arthritis.

The News & Observer of Raleigh reports Monday that more than 350 people are participating in the study by the by the Centers for Disease Control and Prevention.

A CDC finding that tai chi for arthritis rates as "evidence-based" could mean that the relaxed, mindful exercise could help countless people in publicly funded programs across the country. Smaller studies have concluded that tai chi improves strength and balance in people with arthritis.

As a general guideline, people can take part in a tai chi session that lasts as long as they can walk comfortably.