Evidence-informed care • Medical oversight • Measurable results
Physician-led + Strength-first + Data-driven
Peak Performance at Every Age.
Oak Health Institute is a physician-led, strength-first longevity practice in Raleigh that integrates medical care, performance training, and wellness support to help clients improve healthspan—how well you live, not just how long.
Physician-led Clinical oversight & monitoring
Strength-first Protect lean mass & function
Data-driven Labs + body comp + performance
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Evidence-informed care - Personalized plans - Ongoing monitoring - Individual results may vary
Not Just Weight loss. Not just Fitness.
Physician-Led Longevity, Strength, and Performance
A coordinated system designed to help you look better, feel stronger, and perform at your best as you age.
Medical weight loss, hormone optimization, strength training, nutrition, and sexual health—integrated into one personalized healthspan program.
Most people don’t fail
at aging —They’re given incomplete solutions.
Aging is often treated in pieces—weight loss without strength, fitness without medical insight, or hormones without lifestyle support. The result is temporary change and long-term frustration.
At Oak Health Institute, we believe aging well requires alignment between medicine, movement, nutrition, and recovery.
Why “strength-first”
As we age, the goal isn’t simply to “weigh less.” It’s to move better, stay capable, and maintain metabolic resilience.
That’s why every OHI plan prioritizes strength training and adequate recovery—especially during weight loss—so clients don’t trade pounds on the scale for lower energy, poorer function, or loss of lean mass.
Your Path to a Stronger Future
From medical weight loss to hormone therapy and advanced anti-aging solutions, Oak Health Institute offers premium care tailored to your needs.
Reclaim Your Edge
Hormone & Peptide Therapies
Optimize your vitality, recovery, and cognitive clarity through precision-calibrated hormone protocols. Our physician-led approach ensures your therapy is balanced, monitored, and specifically designed to align with your unique biological data.
Lose the Fat, Keep the Power
Medical Weight Loss
Experience a metabolic reset that prioritizes your healthspan. By combining advanced GLP-1 therapeutics with a 'strength-first' framework, we help you shed unwanted body fat while aggressively protecting the lean muscle mass essential for longevity.
Training for Longevity
Functional Fitness
Build a body that lasts. Our data-driven performance training bridges the gap between medicine and movement, focusing on functional strength, stability, and cardiovascular resilience to ensure you stay active and capable for decades to come.
Sexual Health & Wellness
Vitality Reimagined
Address intimate wellness with clinical expertise and total discretion. We provide integrated solutions that restore confidence and performance, treating sexual health as a vital pillar of your overall physical and emotional wellbeing.
How It Works
A simple 3-step process to start feeling your best.
1
Consultation
Meet with our medical team for a comprehensive evaluation.
2
Personalized Plan
Receive a tailored program based on your goals and labs.
3
Ongoing Support
We track your progress and optimize your results.
At Oak Health Institute, our core services—HRT & peptide therapies, medical weight loss, and functional fitness—are designed to work together because research shows the greatest improvements in long-term health occur when hormones, metabolism, and muscle are addressed as a system, not separately.
Medically guided hormone and peptide therapies can support energy, recovery, and body composition when appropriate, while modern weight-loss treatments improve metabolic health—but without strength training, muscle and performance are often lost.
What sets Oak Health Institute apart in the Raleigh area is our physician-led, strength-first model, where medical care and functional fitness are fully integrated to help clients build resilience, confidence, and measurable health as they age.
Expert Oversight, Not Just Algorithms
Unlike "one-size-fits-all" online clinics, your journey at Oak Health is directed by Dr. Frank J. Welch. We combine board-certified medical expertise with advanced specialty training in anti-aging and regenerative medicine to ensure your safety and success.
The Strength-First Advantage
We don’t just help you lose weight; we help you gain life. By prioritizing lean muscle mass and metabolic health, we ensure that your transformation is sustainable, functional, and geared toward long-term longevity.
Data That Directs Results
We move beyond "normal" lab ranges to find your optimal levels. Through continuous monitoring of your bloodwork, body composition, and performance metrics, we pivot your plan in real-time to keep you progressing.
Meet the Team & Start Your Journey
The experts behind Oak Strength & Health Institute.
What Our Clients Say
Real results from people who transformed their health with Oak Strength & Health Institute.
I am a firm believer in science. My energy levels are like they were when I was in my thirties. The mental fog is gone. The program works and the doctor is phenomenal"
I would recommend it to all my friends. Oak Health Institute's program helped to balance my body and gave me the extra edge to keep my youth going."
