Discover Your True Metabolic Rate with KORR ReeVue™ Technology.
✓ Precise calorie targets
✓ 10-minute non-invasive test
✓ Personalized nutrition plans
Core Rejuvenation Wellness and MedSpa in Mansfield, TX offers Resting Energy Expenditure (REE) testing using the advanced KORR ReeVue™ Metabolic Cart to precisely measure how many calories your body burns at rest. The quick 10-minute, non-invasive test involves breathing into a device that calculates your exact metabolic rate, providing personalized data for effective weight management and nutrition planning. This scientific approach replaces generic calorie calculators with accurate, individualized results that support sustainable weight loss and performance optimization goals.
Most people rely on generic calculators to estimate their calorie needs, but those tools often miss the mark. We take a personalized, scientific approach to give you data you can trust. Knowing your exact REE helps us design strategies that match your body, not someone else’s.
Why it matters:
Our REE testing is quick, comfortable, and non-invasive. You can relax while we collect precise data that unlocks your body’s energy profile. The experience is designed to be simple yet highly accurate, giving you the confidence that every detail reflects your true metabolic rate and sets the stage for the steps below.
What to expect:
When you know how your body truly works, you can plan more effectively and avoid wasted effort. Our clients use this knowledge as a foundation for lasting change, empowering them to move forward with clear goals and measurable progress supported by the benefits below.
At Core Rejuvenation Wellness and MedSpa, our goal is to move you beyond guesswork. With REE testing, every step of your wellness plan becomes data-driven, elegant, and personalized, reflecting the level of care and precision you deserve. This is not just about numbers; it’s about designing a healthier, more vibrant version of you.
Our approach aligns with the lifestyle and expectations of our clients. We pair advanced technology with a personalized consultation, so your results translate into a clear, action-oriented plan tailored exclusively to your body and goals. You receive data, but more importantly, you receive direction
At Core Rejuvenation Wellness and MedSpa, we provide a truly personalized experience with expert care. Our team uses cutting-edge technology and industry-leading expertise to deliver exceptional results. From tailored consultations to long-term wellness, we ensure every client feels confident, cared for, and empowered.

Every treatment starts with a one-on-one consultation tailored to your unique goals. Our specialists take the time to understand your needs, analyze your skin and wellness profile, and create a customized plan designed for optimal results.

We bring the latest aesthetic and wellness care advancements to every service we offer. Whether it’s laser therapy, skin rejuvenation, or anti-aging solutions, our technology ensures safe, effective, and long-lasting improvements.

Your comfort is our priority. We provide a relaxing, high-end environment where you receive expert care and a personalized approach. Our focus extends beyond short-term results—we help you achieve lasting beauty, wellness, and confidence.
Our membership plans are designed to provide ongoing support for your health, wellness, and aesthetic goals. With priority access, specialized treatments, and expert-led care, you can enjoy a customized experience tailored to your needs.
We offer supplementary areas to help achieve your desired look. Please ask your medical provider for more information. Areas include: bunny lines, platsmal bands, DAOs and chin.
Weight Loss Membership
$300/month
($550 for Couples)
Concierge Membership
$300
consultation fee
Gold Membership
$175/month
Platinum Membership
$250/month
Our Contact

Here are a few helpful answers to common questions about our Resting Energy Expenditure service.
It measures your actual oxygen consumption instead of estimating based on averages.
Yes, they can shift with weight changes, muscle gain, or improved fitness.
Absolutely. It’s quick, non-invasive, and completely painless.
We may ask you to fast for a few hours and avoid strenuous activity beforehand.