Nutrition and exercise The Diabetes and Endocrinology Center at Baltimore Washington Medical Center will offer classes in nutrition and exercise discussing simple lifestyle changes to help achieve weight loss, lower blood pressure, lower cholesterol and prevent diabetes. Classes will be held from 5 p.m. to 6 p.m. Aug. 30, Oct. 5 and Dec. 7; 2 p.m. to 3 p.m. Aug. 22, Oct. 24, Nov. 28 and from 9 a.m. to 10 a.m. Sept. 9 and Nov. 11, at the center, 300 Hospice Drive, Suite 119. Cost $25. Registration required. Information: 410-787-4940.