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Get fit, strong, and healthy

Personalized in-studio training with San Diego's best. You'll move better, feel amazing, and get healthier and happier at any age.

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A Science Fitness client holding a strong push-up position in the private San Diego studio
Since 2001
two decades on Adams Ave.
  • One-on-one or partner training
  • Certified, degreed trainers
  • Thousands of clients coached
  • No fads. No gimmicks.
  • Beginner to advanced
  • A clean, private studio

Seven ways we get you moving better

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Personal Training

Build a high-performing, balanced physique with state-of-the-art equipment and a coach who knows your form cold.

Corrective Exercise

Post-rehab, posture, balance, and flexibility work. A careful approach that rolls back the years.

Run Coaching

Form evaluation, speed testing, and race prep on a curved non-motorized treadmill. 5K to marathon.

Weight Loss

Lose the weight, keep your muscle, and keep eating food you like. Small adjustments, a metabolic boost, and it stays off.

Registered Dietitian

Caloric guidelines, metabolic rate, and eating strategies for medical conditions and special needs.

Self Defense

Protect yourself and your loved ones with everyday objects and pepper spray. Private, professional, and fun, not scary.

Online Training

Real-time, face-to-face coaching from home using gear you already own or bodyweight alone.

Some of the people we train

No stock footage. These are real Science Fitness clients in our studio, doing the work. Proof that the right program has no expiration date.

Howard88

Core control from the ground up

Careful, progressive stability training that protects the back and restores his balance.

Ron86

Still landing the KO cross

Power, coordination, and reaction work that keeps Ron sharp and on his feet.

Kari52

Building real pulling strength

Training that adds muscle, protects bone, and changes how the day feels.

The Science Fitness private studio gym on Adams Avenue in San Diego

Science first.
No gimmicks.

For over twenty years, San Diego has trusted us to do one thing well: design training that actually works for the person in front of us. Every program is personal, measured, and built to last.

  • Programs built on proven scientific principles, not fads or gimmicks
  • Trainers with college degrees, national certifications, and real specialties
  • A clean, private studio where you are never fighting for equipment
  • Founded in 2001 by Michael Jensen, an SDSU graduate, and still going
More about our story

Come change
your life

Stop by the studio on Adams Avenue, or reach out for rates and to book your first session. We would love to help you too.

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