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.
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.