DEXA, VO2 Max & RMR Testing in Westport, CT

Longevity Westport will help you unlock your body’s data with medical-grade precision, serving Fairfield County, including Fairfield, Norwalk, Stamford, Greenwich, Wilton, Weston, and Westchester County.

What We Test

DEXA Scan Assessment

Get a 7-minute, FDA-approved body composition scan that precisely measures body fat, lean muscle, visceral fat, and bone density. Our clinical-grade DEXA Scan in Westport delivers a clear baseline and an easy-to-read report, so you can protect bone health, build lean mass, and track real change over time.

VO2 Max
Test

Measure how efficiently your body uses oxygen at peak effort. Our clinician-guided VO2 Max test in Westport uses a medical-grade metabolic cart to map precise heart-rate zones, aerobic capacity, and training thresholds while also providing heart rate recovery and indication of heart health.

Resting Metabolic Rate (RMR)

Find your true resting metabolic rate with a quick, comfortable breathing test. Our clinician-guided RMR assessment in Westport will provide you with a baseline RMR and caloric intake based on your goals, whether it is fat burning, muscle maintenance, or lean muscle gain. It will also provide you with your fat-burning ratio based on your diet

Take the guesswork out of optimizing your health.

We utilize advanced predictive health testing and state-of-the-art medical-grade technologies to provide evidence-based insights, empowering you to achieve a leaner, stronger, happier, and healthier lifestyle. Its quick, easy and affordable.

Sample reports & DexaFit app

DexaFit App: Leveraging artificial intelligence and diagnostic lab testing, the DexaFit AI app seamlessly integrates crucial aspects such as body composition, cardiovascular fitness, and metabolic health into a longevity score 
alongside a range of other data points.

  • Loved my experience there! I got more information than I expected, and have a clearer path to improved health. Amy was awesome and took time to explain everything. Highly recommend!!!

    Scott - Jan 2, 2025

  • The experience was fantastic from start to finish, with a relaxing atmosphere and experienced staff. I look forward to returning in 3 months !

    Leticia - Oct, 2024

  • It was empowering for me to take the Dexa scan, RMR and the V02max because I now know the true state of my body.

    Rod - Dec, 2024

  • Amy and the whole team at DexaFit Westport have been amazing for my own personal health and that of my patients. I'm so glad to have them as a resource in the community!

    Katie T. - July 6, 2025

  • I highly recommend Longevity for my Dexa Scan. Great information, easy to do and very professional

    Greg A. - August 28, 2025

  • They were very knowledgeable, and took the time to explain what my numbers meant. I will definitely be returning. Thank you!

    Jered P. - August 15, 2025

  • Amy was knowledgeable and thorough. I did all three modalities and will use the data to guide my workouts, diet and lifestyle.

    Wendy S. - July 12, 2025