The Unity Spiritual Center is offering a class on yoga, stress reduction and inner awareness beginning Tuesday, Feb. 24. John Nuslein teaches the class Tuesdays at 5:30 p.m. and Wednesdays at 5:45, 141 E. 5600 South. Nuslein also teaches another session at the City Community Center, 615 S. 300 East, Wednesdays at 7 p.m. The first class is free. Call 485-8525 for information.