FARRAH MAFFAI Sharuko Singh is among the many East Brunswick senior citizens taking advantage of the exercise programs offered at the Senior Center three times a week. Here, she uses a baton during the aerobics program Friday.FARRAH MAFFAI Sharuko Singh is among the many East Brunswick senior citizens taking advantage of the exercise programs offered at the Senior Center three times a week. Here, she uses a baton during the aerobics program Friday.