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Accomplish what you never thought possible with Newton's Law of Fitness Club

Increase your strength, stamina, and confidence today

Join our Napa fitness community of strong, supportive members.

How will you become more?

Everything we do, we dedicate to you. Our knowledgeable staff can put you at ease and set you on the path to success. We’re committed to keeping you safe and injury-free while still providing fun, quality workouts.

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Fitness done right.

Fitness can be intimidating, but it doesn’t have to be.

We’ve worked hard to create a positive atmosphere that emphasizes support, motivation, and accountability. Because after every workout, we want each member to feel like the best hour of their day was spent with us.

Read our recent reviews

No more aches and pains. No more boring workouts. No more afternoon crash. Our members agree.

Take The Next Step To A Healthier You

Option 1

Start Today, Feel Better Tomorrow

You won’t find gimmicks, fads, or negativity here.
Are you ready to finally stop chasing the “quick-fix” and work hard with a group of positive, driven people? Let’s chat.

Option 2

Learn How We Can Help You

Whether you're experienced or brand new to fitness we can accommodate and help you! You won’t find gimmicks, fads, or negativity here just great coaches and a supportive community!

See How We Help You

See what it’s like to get started with Newton's Law of Fitness Club

See Our World Class Facility For You

Learn more about place where you can change your life!