Fox Valley’s Premier Gym and Fitness Center

Physics of Fitness is a locally owned and operated gym located in Appleton, Wisconsin. Our 7,000 square foot facility includes three workout rooms for functional training, machine training, and fitness classes.
Open 24 Hours. 7 Days a Week Icon

open 7 days a week

your schedule, your workout
Personal Trainer Icon

Personal Trainers

Custom training plans
Limited Memberships Icon

limited memberships

keeps gym from overcrowding
A Happy man lifting a Kettlebell in weight training

Membership packages

We offer a range of membership packages, including memberships for students, members of the military, law enforcement, first responders, and more! In order to keep our gym from becoming overcrowded, we limit the number of members we accept. So, hurry and purchase your membership before it’s too late!
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Kickstart Your Fitness Journey

get 7 days for $14 when you Sign up today

Physics of Fitness Appleton Wisconsin Curling Bars
Personal Trainer helping woman with workout

Our Services

We offer a number of fitness training services, including personal training, group training, our smoothie bar, and other fitness services. All of our fitness training services are personalized to your individual or group fitness needs. This ensures you get a great workout while achieving the best fitness results possible!
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What People Are Saying

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Have you ever wondered where you fit in, or who your people are? Outside of family, where you feel completely comfortable being yourself? I have, but I finally found my […]
- Emily D.
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I met Patrick back in 2015; it was a total coincidence or the luck of draw! I had signed up to meet with a personal trainer at the gym where […]
- Isabel T.
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I started at a new gym (Physics of Fitness) in October and with a trainer the end of December. I am down 28 pounds since December. I feel energetic and […]
- Sarah B.
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