Now there really are no excuses to miss a workout thanks to these new exercise videos that you can stream in the comfort of your air-conditioned living room—or even on your smartphone in a hotel if you're feeling motivated on vacay.
The barre-based workout designed to shape and tone turns its focus to your abs, biceps, and buns—just in time for bikini season ($57/month; physique57.com).
Faster and more intense than traditional HIIT, every circuit blends cardio and strength training to whittle away inches ($8/video; aktinmotion.com).
Jump-starting your metabolism to blast fat sounds like a serious commitment, but trainer Christine Bullock's plan takes only 20 minutes a day ($50; evolution20.com).
For more, pick up the June issue of InStyle, available on newsstands and for digital download now.