A Tighter U

A Tighter U Fitness Studio with in staff chiropractic, nutrition, massage therapy and physical therapist A Tighter U is a unique fitness studio.

We train with a One Third Theory concept. Quite simply, this encompasses nutrition, weights, and aerobics into one training regimen. All of our trainers are certified and are required to train another six months learning the exclusive A Tighter U techniques. Training will never be the same old routine. Every visit will be a new experience, customized to your own goals.

1 on 1 Training
Group Train

ing
Nutritional plans based on metabolic testing
State of the art equipment
Personal flat panel TV on all cardio equipment
Month to month membership
Body Fat Testing
Youth program for children 10 and up


Staffed with the toughest personal trainers and best new methods out there, we work out those hard-to-reach areas - like your brain. What this means for you is a safe training environment for individuals of all ages and fitness levels that is dedicated to:

Supervised training
Nutritional guidance
Aerobics
Weight training
Consistency
Hard work with results

At A Tighter U, we are dedicated to the attainment of realistic lifelong fitness goals. Call the studio today at 310-202-6344, or come by for a visit and see the difference for yourself.

09/07/2026

The weight doesn’t matter. It’s about pushing yourself

Training is personal. Your workout should be too.
ATUMobile gives you a personalized training program designed around your goals, fitness level, and the way you train.

The goal isn’t to do more just for the sake of doing more. It’s to give 100% of what you can do today — and keep showing up day after day.

With the right exercises, the right plan, and the right guidance, every workout has a purpose.

Train smarter. Give your 100%.

Discover ATUMobile today (link in bio)

09/06/2026

What is ATUMobile?

— your personalized workout program in your pocket. 💪
Get a new workout every day, tailored to your goals, fitness level, body type, and available equipment — whether you’re training at home or in the gym.
No guessing what to do. No boring routine. Just a plan designed to keep you moving toward your goals.

Train smarter. Get stronger. Become a Tighter U.

09/04/2026

Having a good spotter is important when it comes to weightlifting.

Don’t just lift. Lift with purpose.

From proper form to knowing what to train next, having the right guidance can make all the difference.

ATUMobile gives you personalized workouts and exercise guidance so you can train smarter—wherever you are.

Sign up today (link in bio)

09/02/2026

Different exercises. Different results.

ATUMobile takes the guesswork out of your training with personalized workouts designed to keep your body challenged, your routine fresh, and your goals moving forward.

💪 -Personalized workouts

🔥 -Constant variety

🏋️ -Train at home or in the gym

📲 -A smarter way to train

Don’t just work out. Train with purpose.

Discover your personalized program at ATUMobile.com

08/31/2026

Celebrity Trainer Steve Zim explains his methods on getting his clients camera-ready.

Gain access to the complete program on ATUMOBILE.COM

ATUMOBILE is the online training program developed by Steve Zim. Sign up, choose your body type and the system automatically provides you with professional workout tutorials from Steve himself. Workout anywhere, any time - in the gym or at home. ATUMOBILE stays with you, in your pocket, wherever you go.

08/30/2026

Build muscle, get rid of fat.

Access a complete program that is personalized to your needs, with ATUMOBILE.com.

ATUMOBILE is the online training program designed by celebrity trainer Steve Zim. It stays with you wherever you go, whether you’re working out at home or at the gym. You choose your body and receive a complete workout routine catered to your needs. Follow along with Steve, as he guides you through the exercises. Essentially, you’ll be getting professional training any time you workout.

Try it now (link in bio)

08/29/2026

1lb of muscle = 1lb of fat.

Don’t let the scale fool you, sometimes you may actually gain weight on the scale, but you’ll look more fit and feel stronger. That’s because you’ve cut out the body fat and replaced it with muscle.

Start your transformation now- with ATUMOBILE

ATUMOBILE.COM is the online fitness program from coveted trainer Steve Zim. Sign up, choose your body type and the system designs a customized workout plan just for you, complete with exercise tutorials from Steve himself. Follow along from anywhere, whether you’re working out at home or at your gym. ATUMOBILE stays with you, in your pocket at all times.

Try it out today (link in bio)

08/26/2026

Don’t worry about Scale Weight.

It’s not the end all. Rather, it’s only one out of three parts that we look at:

1. The Scale

2. Body Fat Percentage

3. Measurements

08/24/2026

Cancel out Calories by building muscle.

Try a program built for YOU. - ATUMOBILE

ATUMOBILE.COM, designed by famous trainer Steve Zim, is an online training program that caters to your specific needs. Enter your body type, adjust your location (at home or in the gym), and the system will provide you with customized exercise tutorials from Steve himself. Get professional training wherever you are, at any time.

Sign up now (link in bio)

Address

10854 Washington Boulevard
Culver City, CA
90232

Opening Hours

Monday 5:30am - 9pm
Tuesday 5:30am - 9pm
Wednesday 5:30am - 9pm
Thursday 5:30am - 9pm
Friday 5:30am - 9pm
Saturday 7:30am - 6pm
Sunday 9am - 6pm

Telephone

+13102026344

Website

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