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.

06/17/2026

Get access to creative, new Ab Exercises.

Sign up at ATUMobile.com

ATUMOBILE is the online fitness program developed by World-Class Celebrity Trainer Steve Zim. After you sign up, enter your body type. Choose your location- At home or whichever gym you belong to. Following that, the system will automatically develop you a personalized workout, with tutorials from Steve himself to follow along with. Essentially, you will have professional training in your pocket, with you at all times!

Get started today (link in bio)

06/16/2026

Steve’s training program - ATUMobile.com

Unlock professional training at your fingertips, with ATUMOBILE, the online workout program from renowned trainer Steve Zim. After you sign up, you choose your body type. Then, the system creates a personalized fitness regimen catered to your needs. Workout any time, anywhere — from home or at whatever gym you belong to! ATUMOBILE stays with you, in your pocket, wherever you are.

06/15/2026

Nutrition is an important component to a complete workout plan.

The book Superhero Nutrition by Steve Zim works in partnership with the ATUMobile program to give you the results you’re looking for.

Sign up for Steve’s online training program at ATUMobile.com

ATUMOBILE provides you with a personalized workout plan. Choose your body type. Select your location- at home or at any gym. Then, the system automatically gives you customized exercise tutorials from Steve himself to follow along with. The beauty is that it stays with you, in your pocket, wherever you go!

Get started today (link in bio)

06/13/2026

Get your complete workout plan today!

Visit ATUMobile.com to get started

ATUMOBILE is the online training program developed by renowned Hollywood trainer Steve Zim. It’s designed to provide you with a personalized workout catered to YOU. Sign up, choose your body type and get started! The program will automatically provide you with workout tutorials from Steve himself. It’s like having a Celebrity trainer in your pocket, at your fingertips, at all times! Use it at home or at any gym.

Try it now (link in bio)

06/11/2026

Everyone has different goals.

Accomplish yours with ATUMOBILE.

ATUMobile.com provides you with a personalized workout routine. Designed by World Class Hollywood trainer Steve Zim, the program provides you with professional training wherever you are! Workout from home or at any gym, and follow along with Steve in his guided tutorials. Choose your body type and the system automatically adjust to give you a personalized experience based on your needs. ATUMOBILE stays with you, in your pocket, wherever you are!

Try it now (link in bio)

06/10/2026

Struggling with your workout?

Get professional online training at ATUMobile.com

ATUMOBILE, developed by World Class Celebrity Trainer Steve Zim, is an online fitness program designed for you. Choose your body type, and the system automatically provides you with personalized workout tutorials from Steve himself. You can use it at home or at any gym you go to, it stays with you in your pocket, wherever you are. Get your workout right!

Get started today (link in bio)

06/08/2026

Get YOUR Upper Body Workout.

Start small and simple…with a program designed for YOU!

Get started at ATUMOBILE.com

ATUMOBILE is the online workout site created by coveted Celebrity Trainer Steve Zim. It’s designed to personalize a workout regimen catered to your needs. Enter your body type. Choose where you’re working out - at home or at any gym. Then, the system will automatically provide you with professional exercise tutorials from Steve himself, so that you can follow along from wherever you are.

Try it today (link in bio)

06/07/2026

Become a Victoria’s Secret Angel!

Sign up for ATUMobile.com

Follow along from home with .fit

ATUMOBILE is the online training program created by famous Celebrity trainer Steve Zim. The purpose of the program is to create a customized workout routine just for you! Select your body type. Choose whether you’re at home or in the gym (any gym), and the system automatically provides you with exercise tutorials from Steve himself. Workout professionally, anywhere, any time with ATUMOBILE.

Get started today (link in bio)

06/05/2026

Train like a Victoria’s Secret model - with ATUMobile.con

ATUMOBILE is a personalized workout system designed by renowned Celebrity trainer Steve Zim. Choose your body type, and ATUMOBILE automatically provides you with custom tutorials from Steve himself to follow along with. Receive professional personal training wherever you go, no matter what gym you belong to, or even if you’re working out from home!

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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