Marjorie Huebner will offer a Rosen Movement class at the St. Anthony Park United Church of Christ, 2129 Commonwealth Ave., Friday mornings from 9 to 10:15 a.m., starting in October. The class focuses on joint mobilization using a range of motion exercises for the joints and some gentle stretching. Huebner says the class is mainly for people 40 to 90 years old. You can find out more at www.marjoriehuebner.com.