pilates

noun (used with a singular verb)

1. a system of physical conditioning involving low-impact exercises and stretches designed to strengthen muscles of the torso and often performed with specialized equipment.

noun

1. a system of gentle exercise performed lying down that stretches and lengthens the muscles, designed to improve posture, flexibility, etc

c.1980, physical fitness regimen developed c.1920 by German-born physical fitness teacher Joseph Pilates (1883-1967).