| displayComments:true!For people living with ongoing health problems. Thursdays, 6-7:30 p.m., through Aug. 16. Calvert Memorial Hospital, 100 Hospital Rd., Prince Frederick. 410-535-8233. Free, but with a $25 refundable deposit for a book. Registration is required.Exercises that can be performed while sitting down. Fridays, 12:30-1 p.m., Southwinds Active Adult Community, 4225 Southwinds Pl., White... |