Effect of T'ai Chi on immune system Author: Anonymous Conference/Journal: Prevention Magazine Date published: 1990 Other: Volume ID: 42 , Issue ID: May , Pages: 14-15 , Word Count: 36 A study conducted in China indicates that T'ai Chi may increase the number of T lymphocytes in the body. Also know as T-Cells, these lymphocytes help the immune system destroy bacteria and possibly even tumor cells.