Redefine Fitness® logo, Fitness Is Medicine®, medical fitness on Long Island
See if you're a fit
Redefine Fitness® logo, Fitness Is Medicine®, medical fitness on Long Island
See if you're a fit
Members

Your Redefine, in one place.

Get set up in two minutes, then come back here for anything you need: booking, your program, your points, referrals and add ons.

Refer a friendGet the appsMy pointsLeave a reviewSupplementsAdd stretch, sauna, nutritionThe Annual

Your setup

0 of 6 done

  • Get the Redefine Fitness appBook and manage your sessions
    Get it
  • Get the Redefine Fitness Training appYour program, workouts and progress
    Get it
  • Fill out your health historyBefore your screening. About 5 minutes
    Fill out
  • Check your Rewards pointsYou started earning on day one
    Check
  • Refer one friend750 points when they join
    Refer
  • Leave a Google reviewTakes a minute, helps more than you think
    Review
  • Follow @redefinefitnessliEducation, wins and studio news
    Follow

You are all set. Welcome to Redefine.

Your checklist is saved on this device.

The biggest thing you can do

Know someone who should be here? Refer them.

Most of our clients came in because someone they trust told them to. Give us a name and number. Skylar reaches out within one business day, kindly and without pressure.

750 pointsfor you when they join. The single biggest move in Redefine Rewards.
DEXA scanplus 250 points for them when they join.

Refer as many people as you like. Points post once they join.

Your two apps

Download both. One books, one trains.

Redefine Fitness

Book, change or cancel sessions, see your schedule, and manage your membership and purchases.

Download on theApp StoreGet it onGoogle Play
No app yet? Book in your browser: Mount Sinai or Stony Brook

Redefine Fitness Training

Your program from your Fitness Specialist, workouts between sessions, habits and progress tracking.

Download on theApp StoreGet it onGoogle Play
Log in with the email you gave us. Invite not showing? Ask your Fitness Specialist.
On a computer or iPad?Scan with your phone camera to open this page there and download both apps.
Everything else

One tap away.

Redefine Rewards

Check your points and level

Type your email and see your level, your points and what unlocks next.

Check my pointsHow it works
Google reviews

Tell people what changed

A short, honest review is how the next person finds us. Pick your studio.

Mount SinaiStony Brook
The Dispensary on Fullscript

Buy supplements

Professional grade supplements we chose against the research, shipped to your door through Fullscript.

Shop on FullscriptSee our picks
The Redefine Annual

Your whole 2027, paid once

First pick of the 2027 schedule after Elite. Fifteen available.

See the Annual
Book in your browser

No app handy?

Book or change a session on the web, or buy a package.

Mount SinaiStony Brook
Elite Fitness Pass

Elite member login

Elite members only: your concierge details and scheduling.

Elite login

Add to your plan

Buy online. No call needed.

Both studios

Assisted Stretching

Weekly Stretch, $85/week
Billed $170 every 2 weeks. Cancel with 3 business days notice.
Start Weekly Stretch
Single Stretch, $90
One 30 minute session.
Buy One Session
Mount Sinai only

Infrared Sauna

Daily Sauna, $40/week
Billed $80 every 2 weeks.
Start Daily Sauna
Single Sauna, $40
One 45 minute private session.
Buy One Session
With our Registered Dietitian

Nutrition

Nutrition Coaching, $90/week
Billed $180 every 2 weeks.
Start Coaching
Concierge Nutrition, $190/week
Billed $380 every 2 weeks.
Start Concierge
RD Consultation, $225
One 60 minute consult.
Book a Consult

Already have stretch, sauna or nutrition in your plan? Ask your Fitness Specialist before you buy so you are not charged twice.

Need a hand?

Ask your Fitness Specialist or call the studio. We will sort it out.

Call (631) 250-6569
Mount Sinai271 Route 25A
Stony Brook1113 North Country Road