
Fatigue
Chronic exhaustion isn’t normal. Dr. Marshall identifies the root causes behind your fatigue—whether hormonal, toxic, nutritional, or emotional—and helps you reclaim your energy, one layer at a time.
Fatigue
Real Answers for Exhaustion That Won’t Go Away – Dr. Brenda Marshall, MD
Fatigue isn’t laziness. It’s not “just stress.” And it’s not something you should have to push through day after day. When your body and brain feel drained—despite rest, clean eating, or even medications—something deeper is going on.
Dr. Brenda Marshall works with patients experiencing persistent or unexplained fatigue to uncover the root cause and rebuild energy from the inside out. Her approach goes far beyond a basic lab panel to look at hormones, toxins, sleep, stress resilience, inflammation, and more.
Signs It’s More Than Just Being “Tired”
- You sleep 7–9 hours but still wake up exhausted
- You hit an energy wall mid-morning or mid-afternoon
- You rely on caffeine or sugar to get through the day
- You feel “wired and tired” at night
- You feel mentally foggy, emotionally flat, or unmotivated
- You crash after exercise or social events
- You’ve been told “your labs are normal,” but you don’t feel well
Fatigue can show up across many of the conditions Dr. Marshall treats—including thyroid imbalance, mold toxicity, depression, perimenopause, food sensitivities, and sleep issues. Her role is to connect the dots and guide your body back to balance.
Dr. Marshall’s Root-Cause Evaluation
She starts with a deep dive into your health history, lifestyle, and timeline—then runs labs to uncover what others may have missed:
Common Testing May Include:
- Full thyroid panel (TSH, Free T3, Free T4, Reverse T3, antibodies)
- Cortisol rhythm and adrenal function testing
- Iron, ferritin, B12, vitamin D, and magnesium levels
- Blood sugar, insulin, and mitochondrial markers
- Mycotoxin (mold) or heavy metal testing
- Gut health panels (SIBO, dysbiosis, leaky gut indicators)
- Sleep quality and circadian rhythm review
Functional Medicine Treatment for Fatigue
Once the source of the fatigue is identified, Dr. Marshall creates a plan that may include:
- Adrenal support with adaptogens, B-vitamins, and lifestyle coaching
- Hormone balancing for thyroid, sex hormones, or cortisol
- Mitochondrial support (CoQ10, carnitine, NAD precursors)
- Detox protocols if toxins are contributing
- Gut healing strategies for nutrient absorption and immune balance
- Sleep optimization and nervous system regulation
- Emotional support and stress resilience coaching
“Fatigue is your body’s way of asking for help. My job is to listen, test, and guide you back to steady, sustainable energy.” – Dr. Brenda Marshall
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❓ Frequently Asked Questions (FAQs)
Q: I’ve had normal blood work but still feel exhausted. Can you help?
A: Yes. Dr. Marshall goes beyond standard labs to assess hormones, adrenal rhythm, mitochondrial function, and hidden infections or toxins that may be draining your energy.
Q: Is this the same as Chronic Fatigue Syndrome?
A: Some patients may fit that diagnosis, but many experience debilitating fatigue without a formal label. Dr. Marshall’s focus is on identifying and correcting the root dysfunctions behind your symptoms.
Q: Can stress really cause fatigue?
A: Absolutely. Chronic stress can disrupt cortisol, deplete key nutrients, and dysregulate your nervous system. Dr. Marshall helps patients rebuild resilience through both biochemical and lifestyle support.
Q: Do I need to take a lot of supplements?
A: Only what your body truly needs. Testing helps Dr. Marshall create a targeted plan—often fewer, better-matched tools are more effective than lots of guesswork.
Q: What’s the connection between fatigue and sleep problems?
A: Poor sleep is a major contributor to fatigue—and vice versa. Many patients are caught in a loop of restless nights and low-energy days. That’s why Dr. Marshall also evaluates sleep issues as part of every fatigue plan.
⚡ Fatigue & Energy Tracker (Printable PDF Available)
Tracking energy can reveal patterns and help Dr. Marshall personalize your recovery plan. This weekly log includes:
- Daily energy levels (0–10) morning, afternoon, and evening
- Sleep quality and total hours slept
- Meals/snacks and energy response after eating
- Physical activity and post-exercise fatigue
- Emotional state, mood shifts, or mental clarity
- Notable crashes, flares, or environmental exposures
👉 Download the Fatigue & Energy Tracker
Conditions Dr. Marshall Helps You Overcome
With over 30 years of experience in integrative and functional medicine, Dr. Brenda Marshall offers highly personalized care for the real conditions her patients face—from hormone imbalances and digestive distress to fatigue, anxiety, and environmental toxicity. Her science-based protocols are designed to uncover and treat the root cause—not just the symptoms—so you can reclaim your energy, balance, and long-term wellness.