Sevin Bullwinkle/staff photographer
Tai-chi instructor Hector Ruiz-Buyana of Port St. Lucie stretches before class on Friday, Jan. 4. Classes are held on Fridays at 10:30 a.m. at Port St. Lucie's Oxbow Eco-Center, located on the North Fork of the St. Lucie River, which is open daily. For more information, call (772) 785-5833.