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Welcome to Phase 3 Fitness in Des Peres, MO, where we bring the energy, expertise, and excitement to every workout class. Our vibrant fitness studio is your go-to destination for a balanced, full-body workout that combines the power of indoor cycling, strength training, and yoga/stretching—all designed to help you get in shape, improve endurance, and build a healthier, stronger you.
Why Phase 3 Fitness?
Let’s be real—getting fit should be fun, challenging, and totally rewarding. At Phase 3 Fitness, we’ve mastered the art of blending heart-pumping cardio with muscle-sculpting strength exercises and soul-soothing yoga stretches. Our expert instructors aren’t just here to lead you through a class; they’re here to inspire you, push you, and celebrate every win, big or small.
- Experience the Difference -
start strong with your first class
Curious about what makes Phase 3 Fitness the ultimate spot for workout classes? Come in and try your first class with us! Whether you’re cycling your way to a stronger heart, lifting your way to toned muscles, or stretching your way to better mobility, you’ll see why our classes are a game-changer. We’re more than just a gym—we’re a community that’s all about empowering you to be your best self.
The Phase 3 Fitness Experience
Step into our state-of-the-art fitness gym, and you’ll feel the difference. Each workout class is designed to leave you feeling energized, accomplished, and one step closer to your fitness goals. Our spin classes are pure cardio bliss, designed to elevate your endurance and leave you feeling energized and empowered. Strength training sessions at our fitness studio will have you building lean muscle, increasing your metabolism, and feeling stronger than ever. And let’s not forget yoga—perfect for enhancing flexibility, improving balance, and centering your mind.
New Member Special:
1 Week of Unlimited Classes for $10
Ready to commit to a healthier lifestyle? We’ve got a killer deal for you—1 week of unlimited workout classes for just $10. This new member special is your ticket to exploring everything our fitness studio has to offer. Mix it up with spin, strength, and yoga classes, and find your perfect fitness routine.
Join Us at
Phase 3 Fitness
Don’t wait to kick-start your fitness journey. Sign up for your first class and get ready to sweat, smile, and see real results. Our modern facility, energetic vibe, and top-tier instructors make Phase 3 Fitness the ultimate destination for anyone serious about fitness. Whether your goal is to drop a few pounds, build muscle, or simply feel better in your own skin, we’ve got you covered.
- Visit Our Fitness Gym in Des Peres, MO -
We’re open 7 days a week, offering a variety of workout classes to fit your schedule. Come see why Phase 3 Fitness is the top choice for those looking to elevate their fitness game. Sign up today and let’s get moving towards a stronger, fitter, and healthier you!