October 22, 2013 (La Mesa) – The Grossmont Healthcare District’s Dr. William C. Herrick Community Health Care Library, 9001 Wakarusa St. in La Mesa, will host a free senior discussion group presentation on “Tai Chi for Seniors,” from 10 to 11 a.m. on Wednesday, Oct. 23.  The Public is invited to attend, and RSVP is not required.  For more information, phone the library at (619) 825-5010 or visit www.herricklibrary.org.