BodyWatch

WORK YOUR 'CORE'

Celebs including Heidi Klum and Cameron Diaz flock to mind-body spa Exhale in New York and L.A. for its Core Fusion classes, a blend of Pilates, yoga and core conditioning, to sculpt their bodies. Give the workouts a try with the Exhale: Core Fusion Body Sculpt DVD ($14.99). Taught by founders Elisabeth Halfpapp and Fred DeVito, the five 10-minute exercises aim to target and tighten your muscles. Plus: Get your body in gear with Health.com's five moves to a more fit you! – Serena Kappes