Chair yoga The East Columbia 50 Plus Center at the East Columbia library, 6600 Cradlerock Way, will offer "Chair Yoga," an easy introduction to yoga that helps to ease the pain of arthritis, reduce fatigue and improve circulation and breathing, at 10 a.m. Tuesdays. Cost is $25 a month. Reservations: 410-313-7680.
Also at East Columbia 50 Plus Center:
•An evening exercise class will be held from 6 p.m. to 7 p.m. Mondays and Wednesdays. Personal trainer Sharon Cunningham is the instructor.