A swirl of arms and bobbing shoulders keeps the waves moving in the Knowles YMCA swimming pool as rock 'n' roll oldies keep time for water aerobics.
The constant motion and low-impact workout have been a benefit to not only mature women in the YMCA class but also, during the past four weeks, for 10 young women from Jefferson City High School's summer school.
The first-year class of nutrition and wellness has highlighted the importance of low-sugar diets and the value of regular exercise.