Why Am I So Tired All the Time?
- Eric Milbrandt, MD, MPH

- May 30
- 3 min read

Uncover the Hidden Causes of Fatigue and Take Control of Your Health
Do you find yourself reaching for another cup of coffee just to get through the day? Have you noticed that your energy isn't what it used to be, despite getting what seems like enough sleep?
If so, you're not alone.
Fatigue is one of the most common complaints we hear at Oasis Wellness & Recovery. Many people assume feeling tired is simply a normal part of aging, stress, or a busy lifestyle. While those factors can certainly contribute, persistent fatigue is often your body's way of signaling that something deeper needs attention.
The good news? Many of the most common causes of low energy can be identified with the right testing—and addressed with the right treatment plan.
Common Causes of Fatigue
Low Testosterone
Testosterone plays a critical role in energy, motivation, muscle mass, metabolism, and mental clarity in both men and women.
Low testosterone may cause:
Low energy
Reduced exercise performance
Brain fog
Weight gain
Decreased motivation
Low libido
Many people struggle with these symptoms for years before discovering that a hormone imbalance is part of the problem.
Menopause and Hormonal Changes
For women, perimenopause and menopause can dramatically impact energy levels.
Declining estrogen and progesterone may lead to:
Fatigue
Poor sleep
Mood changes
Weight gain
Reduced mental clarity
Many women are told these symptoms are simply part of aging. In reality, hormone optimization can often make a meaningful difference.
Iron Deficiency
Iron helps your body transport oxygen to tissues and organs. When iron levels are low, even routine activities can feel exhausting.
Signs of iron deficiency may include:
Fatigue
Shortness of breath
Poor exercise tolerance
Dizziness
Hair loss
Restless legs
Iron deficiency is especially common among women, endurance athletes, and individuals with digestive disorders.
Thyroid Problems
Your thyroid functions as the body's metabolic thermostat.
When thyroid function slows down, symptoms may include:
Fatigue
Weight gain
Depression
Dry skin
Cold intolerance
Brain fog
Many people with mild thyroid dysfunction remain undiagnosed because basic screening tests don't always tell the full story.
Depression and Mental Health
Fatigue isn't always physical.
Depression, anxiety, trauma, and chronic stress can significantly affect energy, motivation, and concentration.
Many patients describe this as:
"I feel exhausted all the time, even when I haven't done much."
Mental health and physical health are deeply interconnected. Addressing both is often essential for lasting improvement.
Poor Sleep
Sleep is when your body repairs itself.
Even if you're spending eight hours in bed, factors such as:
Sleep apnea
Chronic stress
Hormonal imbalances
Alcohol use
Poor sleep habits
can leave you feeling unrefreshed and drained.
Vitamin B12 Deficiency
Vitamin B12 is essential for:
Energy production
Nerve function
Red blood cell formation
Cognitive performance
Low B12 levels can cause:
Fatigue
Brain fog
Memory issues
Numbness or tingling
Mood changes
The good news is that B12 deficiency is often easy to identify and treat.
The Problem With Guessing
When people feel tired, they often try to push through with:
More caffeine
Energy drinks
Supplements
Willpower
Unfortunately, these approaches rarely address the underlying cause.
The real question isn't:
"How do I get more energy?"
It's:
"Why is my energy low in the first place?"
The answer is often found in your biology.
Introducing the Peak Performance Profile
Master Your Biology. Own Your Results.
This June, for Oasis Wellness & Recovery is offering our Peak Performance Profile, a comprehensive wellness laboratory panel designed to help uncover the hidden factors affecting your energy, metabolism, and overall health. We specially priced this for June 2026 at just $99!
Unlike basic annual labs, the Peak Performance Profile provides a deep dive into more than 50 important biomarkers, including:
General Health & Organ Function
40 Biomarkers
Helping assess:
Liver health
Kidney function
Blood counts
Inflammation mar
kers
Overall wellness
Metabolic Health
6 Biomarkers
Evaluating:
Blood sugar regulation
Insulin resistance
Cardiometabolic risk factors
Sex Hormones & Adrenal Health
8 Biomarkers
Including markers that influence:
Energy
Recovery
Muscle mass
Mood
Libido
Stress response
Thyroid Function
1 Biomarker
Helping identify one of the most common contributors to unexplained fatigue.
Stop Guessing. Start Measuring.
If you've been feeling tired, sluggish, unmotivated, or simply not like yourself, your body may be trying to tell you something.
Rather than guessing, let's gather the information needed to make informed decisions about your health.
The Peak Performance Profile is designed to help identify hidden issues that may be holding you back so you can feel and perform your best this summer.
Ready to Discover What's Draining Your Energy?
Schedule your Peak Performance Profile today and take the first step toward understanding your health at a deeper level.
Oasis Wellness & Recovery
Master Your Biology. Own Your Results.
📞 Call 352-325-5755 to learn more or schedule your wellness labs today.




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