More Than Just Personal Training – Welcome to The Bodycentre

At The Bodycentre, personal training is just one part of the bigger picture. True transformation goes beyond just lifting weights or breaking a sweat. That’s why we take a holistic, science-based approach to your health and fitness journey.

Anyone can hold a certification—but not everyone knows how to build a program specifically for you. That’s where we’re different.

What Sets Us Apart

We focus on total-body wellness, backed by experience, education, and a deep understanding of human physiology. Our comprehensive approach includes:

✅ Customized Training Programs
Designed around your goals, body, and current fitness level—never one-size-fits-all.

✅ Injury Prevention & Proper Form
We emphasize functional training, physical therapy principles, and proper mechanics to keep you safe and strong.

✅ Science-Based Nutritional Counseling
Grounded in real, proven science—no fads, just what works for your body and goals.

✅ Physiology-Driven Programming
We apply true knowledge of human physiology to real-world fitness and wellness.

A Private Gym, Real Results

Our private personal training facility is designed for those serious about results. Whether you're looking to:

• Lose weight

• Build lean muscle

• Recover from injury

• Compete at the highest level

…we’re here to get you there—with a plan that’s safe, effective, and sustainable.

Meet Your Expert Team

Led by Kelley Gast and Mark Ainsworth, The Bodycentre brings over 40 years of combined real-world experience to your fitness journey.

Proudly Serving Orange County Since 1994

Located in Costa Mesa, we proudly serve Newport Beach, Irvine, and the greater Orange County area. Whether you're just getting started or looking to level up, The Bodycentre is your partner in becoming your strongest, healthiest self.

👉 Learn more about Kelley and Mark on our “Meet Our Trainers” page.