Ravenna Parks and Recreation is offering Pilates. This class strengthens abdominal muscles and can ease back problems, increase flexibility, improve overall muscle tone and posture. Classes will be held from 5 to 5:45 p.m. Wednesdays and Sundays at the Chestnut Hills Wellness Center in Ravenna from April 16 to May 23 (no class April 20). Sunday class times are 6 to 6:45 p.m.The progressive nature of this class makes consistent attendance important. Participants should bring a water bottle. Light weights are provided. Pre-registration is a must. Registration deadline is one week prior to start of session or the first 23 to register. The Fee for city tax-payers is $30 and $35 for non-city taxpayers. To register or for more information, contact Ravenna Parks and Recreation at (330) 296-2864.