4 Ways to Supercharge Your Workout

.We interrupt your regularly scheduled exercise program for this important message: Repeatedly doing the same workout sets you up for fitness failure. Cross-training, or mixing up types of activity, is a smart way to speed results. "Fitness is a three-piece equation: flexibility, strength training, and cardio. Ignoring one component leaves you more prone to injury," says Geralyn Coopersmith, an exercise physiologist and national director of the Equinox Fitness Training Institute. Find the best match for your current workout below. Aim to switch up your routine 2 or 3 times a week. (Is it time to revamp your fitness routine altogether? See these 10 Signs Your Workout Needs a Makeover to find out.)

Primary Workout Yoga
Mix it up With This + Swimming

Here's Why Most forms of yoga aren't rigorous enough to meet your cardiovascular needs. Supercharge your slim-down with this low-impact workout that burns major calories.

Try Now: 20 Ways to Swim Yourself Slim!

Primary Workout Walking or Running
Mix it up With This + Yoga

Here's Why Stretching improves flexibility and eases the tight leg muscles that often bother walkers and runners. Plus, strengthening poses, such as Chair, combat muscle loss-start with these 8 Poses That Upgrade Your Fitness Routine.

Primary Workout Spinning
Mix it up With This
+ Strength Training

Here's Why Focus on exercises that strengthen the back of the body, especially the upper back, to reverse hunched-over bike posture. Try dumbbell rows or reverse flies.

Primary Workout Zumba
Mix it up With This + Resistance Bands

Here's Why The beginner-friendly resistance tool helps build muscle and boost metabolism, so you'll burn more calories throughout the day. Bonus: You'll tighten and tone too.

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