PILATES CLASS, for beginners age 18 and older, exercises intended to relieve stress, and to condition and restore the body's natural balance. 7:30-8:20 p.m. Mondays and Wednesdays, starting April 23, for eight classes, Allentown Fitness & Splash Park, 7210 Allentown Rd., Fort Washington. $40; nonresidents of Prince George's and Montgomery counties, $48. 301-449-5567.

SWIMMING LESSONS, for age 14 and older, learn how to become comfortable in the water. 7:45-8:25 p.m. Mondays and Wednesdays or Tuesdays and Thursdays, starting April 23, for eight lessons, Allentown Fitness & Splash Park, 7210 Allentown Rd., Fort Washington. $55; nonresidents of Prince George's and Montgomery counties, $65. 301-449-5567.

WEIGHT-TRAINING CLASS, for age 14 and older, work with an instructor on an individual basis to develop a workout fitness program covering nutrition, cardio health and weight training. 6:45- 7:45 p.m. or 7:50-8:50 p.m. Tuesdays and Thursdays, starting April 24, for eight classes, Allentown Fitness & Splash Park, 7210 Allentown Rd., Fort Washington. $30; nonresidents of Prince George's and Montgomery counties, $36. 301-449-5567.