A meeting of the Arizona Lyme Disease Association features a presentation about tai ji by Gary Matteucci from 1:15 to 2 p.m., Saturday, Sept. 12; followed by a presentation on highlights from the Infectious Diseases Society of America hearings on controversial new care standards and treatment of Lyme disease from 2 to 3 p.m.; and a Lyme disease support group meeting from 3 to 4 p.m. Free. Call 529-0221; e-mail nanandbo@cox.net; or visit www.azlyme.org for more information.