Feeling “Fine” But Not Well? The Functional Medicine San Diego Approach to Finding Your Root Cause
- Jen Ruhman - Valenzuela
- Dec 24, 2025
- 10 min read

Quick Answer: Why You Can Feel Awful With “Normal” Labs
Here’s the short version:
You can feel tired, bloated, anxious, or “off” even when your standard bloodwork looks “normal.”
Traditional labs often check for disease, not for how well your body is actually functioning.
Functional medicine lab testing looks deeper at hormones, gut health, detox pathways, vitamins, minerals, and inflammation to find the root cause of why you don’t feel well.
Once we know what’s really going on, we can build a personalized plan so you have more energy, better digestion, a clearer mind, and a body that finally feels like “you” again.
As I often tell my clients:
“You don’t have to wait until you’re ‘sick enough’ for a diagnosis to start feeling better. We can start supporting your body now, before it breaks down further.”
I’m Neely, owner of Sweat Society in Hillcrest, and as a twice-certified Integrative Health Practitioner and personal trainer, my job is to help you move, eat, and live in a way that actually works for your body—not against it.

What I Hear Every Week in My Hillcrest Studio
If you walked into my studio on University Avenue between Hillcrest and North Park, you’d hear the same story over and over again:
“My doctor told me everything looks normal…but I still feel exhausted.”
“I’m doing ‘all the right things’ and I’m still asking, why am I so tired?”
“I feel bloated every night, but all my tests come back fine.”
“They said, ‘You’re just stressed’ or ‘That’s just getting older.’”
If that sounds familiar, you’re exactly who I had in mind when I started offering Functional Medicine San Diego lab testing and root-cause health coaching.
What Functional Medicine Really Is (And How It’s Different From Traditional Care)
Looking for Optimal, Not Just “Normal”
Traditional care is designed to catch disease. Functional medicine is designed to find dysfunction long before it becomes disease.
Instead of asking, “Are you sick enough to treat?” I ask, “How can we bring your body back into balance so you feel your best again?”
That means looking at:
How your hormones are actually functioning
Whether your digestive system is inflamed or imbalanced
How well your detox pathways are working
Whether you’re truly absorbing the nutrients from your food
Root Cause Health vs Symptom Management
If you’re constantly chasing symptoms—fatigue, headaches, bloating, low mood—you might get temporary relief, but the problem always returns.
Functional medicine asks:
Why are you inflamed?
Why are you tired?
Why are your hormones off?
Once we understand the why, we can use nutrition, lifestyle changes, and targeted supplementation to actually rebalance your body instead of just masking symptoms.

My Story: Why I Started Looking Deeper Than Standard Labs
From Kinesiology to Integrative Health Practitioner
I’ve spent over 19 years working in fitness, rehab, and nutrition here in San Diego. My background includes:
B.S. in Kinesiology: Fitness, Nutrition, & Health from San Diego State University
Certified Integrative Health Practitioner, Level 2 (with a focus on functional medicine lab testing)
Long-term experience in personal training, holistic nutrition, and rehab therapy
Over the years, I kept noticing the same pattern: clients would do everything “right”—workouts, better food choices, better sleep—and still feel stuck.
That’s what pushed me toward functional medicine and deeper lab testing.
What I Learned Working With Real Clients in San Diego
When I started looking at functional labs alongside my clients’ stories, everything clicked:
The “healthy” woman walking around Balboa Park every morning but crashing at 3 pm? Severe nutrient deficiencies and hormone imbalance.
The client commuting between Mission Valley and downtown, living on coffee and takeout? Sky-high stress hormones and poor detoxification.
The person doing all the “right” workouts but still inflamed? Gut bacterial imbalance and food sensitivities.
Once we saw the root causes, we could create a plan that worked with their bodies—not against them.
The Signs Your Body Is Whispering (Or Yelling) for Help
Exhausted but Wired – The “Why Am I So Tired?” Question
If you’re asking “why am I tired” all day—and then feel wired when you finally go to bed—your body is sending you a clear message.
Common signs I see:
You wake up tired even after a full night’s sleep
Afternoon crashes that make it hard to focus at work
Reliance on coffee, energy drinks, or sugar just to get through the day
Feeling tired and anxious at the same time
These are often related to stress hormones, blood sugar imbalance, sleep quality, or nutrient deficiencies—all things we can see through functional medicine lab testing.

Bloating, Skin Flares, and Other “Annoying but Normal” Symptoms
A lot of people write these off as “just how my body is”:
Bloating after almost every meal
Heartburn or reflux
Constipation or loose stools
Eczema, acne, or random rashes
Seasonal allergies that seem to get worse each year
These are red flags for gut health issues, food sensitivities, or chronic inflammation. They might not show up on a basic blood test, but they show up clearly on functional labs that look deeper into the gut and immune system.
Mood Changes, Brain Fog, and Hormone Imbalances
Mood and hormones are tightly connected. If you feel:
More irritable than usual
“Flat” or unmotivated
Prone to anxiety or low mood
Foggy and forgetful
it’s not “all in your head.” We often find imbalances in sex hormones, thyroid function, or stress hormones that explain exactly why you feel off.

How Functional Medicine Lab Testing Helps Find Your Root Cause
Deeper Biomarkers Than a Standard Blood Panel
Instead of asking, “Are your labs in range?” we ask, “Are your systems balanced?”
Functional medicine lab testing may look at:
Stress hormones and cortisol rhythm
Gut bacteria, yeast, and parasites
Food sensitivities and inflammation markers
Detoxification markers and liver support
Vitamin, mineral, and omega-3 levels
This gives us a clear picture of what’s happening beneath the surface.
At-Home Lab Testing: Easy, Private, and Actionable
All of the lab testing I offer is done in the privacy of your own home:
We decide together which test (or tests) make the most sense for your symptoms.
You receive your kit at home with simple instructions.
You mail it back to the lab.
Results come to me, and we schedule a session (in-studio in Hillcrest or virtual) to go through everything in detail.
Examples of What We Can Uncover
I’ve seen functional labs reveal:
Low-level gut infections that explain lifelong bloating
Hidden food sensitivities behind chronic headaches and fatigue
Hormone imbalances that line up perfectly with mood swings and sleep issues
Heavy inflammation that shows why recovery from workouts is so slow
When clients finally see their results, they usually say,
“This is the first time anything actually explains how I feel.”

What a Root-Cause Assessment With Me Actually Looks Like
Step 1 – Comprehensive Intake and Listening to Your Story
We start with a detailed intake session where we talk about:
Your energy, digestion, sleep, mood, and hormones
Your history with doctors, medications, and previous lab work
Your work schedule, stress levels, movement routine, and food patterns
A big part of my job is simply to listen with the intention of understanding—not dismissing—your experience.
Step 2 – Choosing the Right Functional Lab Tests
Based on your symptoms and history, I help you decide which functional lab testing San Diego options make the most sense:
A gut test for bloating, IBS-like symptoms, or skin issues
A hormone and metabolism panel for energy, mood, and weight changes
A vitamin and mineral test if you’re already eating well but still feel depleted
You don’t need to know which tests to pick—that’s my job.
Step 3 – Your Personalized Rebalancing Plan
When your results arrive, we sit down together and walk through each section:
What’s out of balance
How it connects to your symptoms
What we’re going to do about it
Your plan might include:
Food and lifestyle adjustments
Targeted supplementation
Support for your training program or rehab therapy
Stress management strategies that actually fit your life
My goal is to give you a plan you can follow—even with a busy San Diego schedule.

Everyday Life in San Diego That Can Stress Your Body
Busy City Living: Hillcrest, North Park, and the “Go-Go-Go” Lifestyle
If you live or work around Hillcrest, North Park, or Mission Hills, you already know how fast-paced life can be:
Grabbing coffee on the way down University Avenue
Late nights working or socializing in the city
Sitting most of the day, then jumping straight into intense workouts
That constant “on” switch keeps your nervous system in overdrive, which can lead to:
Sleep disruption
Elevated stress hormones
Increased inflammation
Functional medicine helps us see how this lifestyle is impacting your body—and what we can do to support you.
Sunshine, Inflammation, and the Southern California Schedule
San Diego sunshine is amazing, but:
Long days outside without proper hydration
Weekend hikes in Mission Trails or runs along the Embarcadero
Stacking workouts on top of stress and under-fueling
can all contribute to low-grade inflammation, low energy, and delayed recovery.
Balancing your nutrition, stress, and movement with what your labs show is where root-cause work really shines.

“I will always encourage you to eat some form of carbs throughout the day for adequate energy intake, especially if you are engaging in a consistent workout routine. - Neely”
How Functional Medicine Fits With Training, Rehab, and Nutrition
Connecting Functional Lab Testing and Holistic Personal Training
Because I also offer personal training San Diego and holistic personal training San Diego, I can blend your lab results with your workouts:
If your stress hormones are high, we may focus on restorative movement and strength over high-intensity intervals.
If your recovery markers are low, we adjust your training so you can still make progress without burning out.
For clients doing partner personal training or working with me as a female personal trainer, this integrated approach can make the difference between spinning your wheels and finally feeling strong and energized.
Supporting Rehab Therapy and Pain Relief From the Inside Out
Many of my rehab clients come to me for rehab therapy, post-injury rehab training, or low back pain therapy in San Diego using NerveOTX and neurological muscle re-education.
When we layer in functional medicine, we can:
Reduce the inflammation that’s slowing their recovery
Support tissue repair with proper nutrients
Improve energy so their body has the resources to heal
Pain isn’t only mechanical—it’s also metabolic and inflammatory. Addressing both sides creates much better outcomes.
Who Functional Medicine Lab Testing Is (and Isn’t) For
When You’re Ready to Go Beyond “Fine”
Root-cause work is for you if:
You’ve been told “everything is normal,” but you know something is off
You’re willing to look honestly at your habits, stress, and environment
You want education, not just a protocol handed to you
You’re ready to actively participate in your healing process
When a Different Specialist Might Be a Better Fit
Functional medicine is not a replacement for urgent medical care, diagnosis, or treatment of disease.
If you’re dealing with:
A medical emergency
A new, severe symptom (like chest pain or sudden vision loss)
A condition that requires immediate medical intervention
You should always see your primary care physician or visit urgent care first.
As an Integrative Health Practitioner, I don’t diagnose or treat disease—I help you support your body’s natural ability to rebalance itself using nutrition, lifestyle, and functional testing.

Getting Started With Root Cause Health in San Diego
How to Work With Me at Sweat Society
I see clients in person at my private studio in Hillcrest, right off University Avenue, and virtually across San Diego and beyond. Whether you’re near Balboa Park, downtown, or out in Mission Valley, we can work together.
We might combine:
Functional medicine lab testing
Holistic personal training
Rehab and pain relief therapy techniques
so that all pieces of your health are moving in the same direction.
Simple First Steps You Can Take Today
While lab testing gives us the deepest insights, you can start supporting your body right now by:
Prioritizing 7–9 hours of sleep in a dark, cool room
Eating balanced meals with protein, healthy fats, and fiber at each meal
Getting daily movement—even a walk through Hillcrest or around Balboa Park helps
Drinking enough water, especially if you’re training or out in the sun
If you’re ready to stop being told you’re “fine” and actually feel well, functional medicine lab testing and root-cause health coaching can guide the way.
FAQs – Functional Medicine, Root Cause Health, and Lab Testing in San Diego
1. What’s the difference between functional medicine lab testing and regular bloodwork?
Regular bloodwork is designed to flag disease and extreme dysfunction. Functional medicine lab testing looks at a wider range of markers—hormones, gut health, inflammation, nutrient status—to show how well your systems are actually functioning, not just whether they’re “in range.”
2. Can functional medicine help if I’ve already tried everything?
Many of my clients feel like they’ve tried everything before they come to see me. When we layer in functional lab testing, we often uncover things that were never tested before—like gut imbalances, hidden food sensitivities, or nutrient deficiencies—which finally explain why previous efforts didn’t work.
3. How long does it take to feel better using this approach?
It depends on how long you’ve been feeling unwell and what we find on your labs. Many people start noticing changes in energy, digestion, and mood within the first 4–8 weeks of following their personalized plan. Deeper healing can take several months, but we track progress along the way.
4. Do I have to live near Hillcrest to work with you?
No. I work with clients in person in Hillcrest and virtually throughout San Diego and beyond. Because the lab tests are done at home and mailed in, you don’t have to be physically close to the studio to benefit from functional medicine lab testing and coaching.
5. Will my functional medicine plan include nutrition, movement, and lifestyle support?
Absolutely. Your plan is never just about supplements. We’ll look at your nutrition, daily routines, stress levels, movement, and sleep—and we’ll connect them to your lab results so everything is working together toward your root-cause healing.

You Don’t Have to Settle for “You’re Fine”
You deserve more than a five-minute appointment and a shrug.
If you’re tired of feeling tired, frustrated with being dismissed, or stuck in a cycle of chasing symptoms, a Functional Medicine approach can finally connect the dots.
Through deeper lab testing, personalized protocols, and support that integrates nutrition, movement, and rehab, we can uncover why you feel the way you do—and take clear, doable steps to change it.
You don’t have to live at 60% and call it normal. Your body is talking. I’m here to help you understand what it’s saying, and give you a roadmap to feeling better—rooted in science, experience, and a whole lot of support.
Claim Your Customized Plan:
Stop guessing. Start thriving.
Book now and experience the difference of holistic, evidence-based personal training.

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