Fitness Center begins free group exercise Published Nov. 3, 2009 Public Affairs DOBBINS AIR RESERVE BASE, Ga. -- The Dobbins fitness center now offers free group exercise every Monday and Friday at 10 a.m. The fitness center provides a television, DVD player and exercise videos that members may use in the basketball court at anytime when there isn't a game or tournament going on. There are no more excuses! Come in and get fit. Exercises are appropriate for all levels of fitness. The gym is open Monday through Friday from 5 a.m. to 8 p.m. On UTA Saturdays it's open from 9 a.m. to 5 p.m. and UTA Sundays the hours are reduced to 8 a.m. to 1 p.m.