T’ai Chi Ch’uan, the Chinese martial art for concentration, relaxation, health, and self-defense, will be the focus of informal gatherings from 9 to 11 a.m. on Saturday mornings on August 5, 12, 19, and 26 in Patchogue at Shorefront Park, Rider Avenue and Smith Street. Weekly meetings will depend upon fair weather and no rain dates will be scheduled. Free. Not a class, but learning opportunities will be available. Contact: Laurince at 631-475-5730 or Laoshi@WaterTigerTaiChi.com.