The Truth About Why Stress Spikes Your Blood Sugar
If you live with diabetes, you may have noticed a strange phenomenon. Anytime you get stressed, your blood sugar spikes. It happens in traffic jams, intense work meetings, or anytime you argue with your spouse.
This isn’t a coincidence. Stress can make your blood sugar go rogue, even if you’re doing everything “right.” This can happen to anyone, whether you live with diabetes or not.
The good news? The more you understand the link between stress and blood sugar, the better you’re able to manage both. Read on for functional medicine insights on how stress affects your blood sugar, and what you can do to restore balance to your body.
How Does Stress Increase Blood Sugar?
Stress sends your body into “fight or flight,” a primitive survival response. This causes your body to release stress hormones, like cortisol and adrenaline.
When these stress hormones rise, they trigger a number of changes. One of them is an increase in glucose, your body’s main energy source. This gives you a surge of energy to help you escape or fight off threats.
In moments of physical danger, your muscles use that extra glucose as fuel. But when stress is psychological or ongoing, glucose can go unused and build up in the bloodstream.
The Role of Cortisol in Blood Sugar Balance
Cortisol is your body’s main stress hormone that’s secreted by your adrenal glands. Anytime you feel stress or anxiety, cortisol increases. This puts your body on high alert, so you’re ready to handle threats.
When cortisol rises, it triggers your liver to release stored glucose (glycogen). This gives you a quick shot of energy in moments of stress. The problem? These days, stress is often chronic. And when cortisol stays high for too long, glucose can remain elevated, too.
Cortisol also disrupts insulin, the hormone that unlocks your cells to let glucose in. It makes your cells less sensitive to insulin.2 This keeps glucose in your bloodstream, so you have a steady supply of energy during times of stress.
This works fine for acute stress. The threat passes, cortisol drops, and your blood sugar returns to normal. But when stress becomes chronic, that’s when problems can arise.
Why Chronic Stress Makes Blood Sugar Problems Worse
Chronic stress keeps the body in a constant state of high alert. When cortisol stays elevated, it can lead to hyperglycemia (high blood sugar).1
Over time, this can lead to higher fasting blood sugar, post-meal spikes, and worsen insulin resistance. This can make it harder to keep glucose stable, even if you’re eating well and taking medications as directed. Glucose patterns may start to feel unpredictable, with more frequent highs and lows.
Symptoms of chronic stress (e.g., cravings, sleep issues, fatigue) can also make it harder to maintain a healthy lifestyle. This can lead to poor food choices, weight gain, and less motivation to exercise. Over time, this can make blood sugar issues worse, whether you have a diabetes diagnosis or not.
Signs Stress May Be Affecting Your Blood Sugar
If stress is disrupting your blood sugar, your body may start showing some signs. Here are some symptoms of hyperglycemia and chronic stress to watch out for:
- Blood sugar spikes despite healthy eating
- Cravings when stressed
- Difficulty losing weight
- Poor sleep
- Feeling “tired but wired”
- Anxiety, irritability, or mood swings
- Brain fog
- Increased thirst
- Frequent urination
If you’re experiencing several of these symptoms, stress may be part of the picture. That said, diet and stress aren’t the only things that affect glucose.
Functional medicine views the body as one interconnected system. When one area is out of balance, it can trigger changes in others. Hormones, inflammation, nutrient deficiencies, sleep, and lifestyle habits can all influence blood sugar. Understanding this is key to restoring balance.
Why It’s Important to Keep Your Blood Sugar Steady
Keeping glucose balanced is crucial for your health, regardless of whether you have diabetes. Glucose acts as your body’s primary energy source. It affects your mood, focus, metabolism, and long-term health.
When blood sugar stays steady, it gives your organs and brain a consistent supply of fuel. This can help stabilize your mood, improve concentration, and prevent energy crashes from dips and spikes.
Stable blood sugar also matters for long-term health. When glucose levels stay high, it can increase inflammation and worsen insulin resistance.2 Over time, this can weaken immune function and make it harder to manage your blood sugar.
Maintaining steady blood sugar levels helps to keep inflammation in check. This can reduce your risk of chronic illness and support your overall health.3
Simple Ways to Ease Stress and Support Blood Sugar Balance
Since stress and blood sugar are so closely connected, daily habits matter. Even small lifestyle shifts can reduce stress and support better blood sugar balance. Here are some tips that can help:
Practice mindfulness
Practices like meditation, deep breathing, and yoga help you slow down, be present, and connect with your body. Doing these regularly, even for just a few minutes, calms the stress response and helps maintain glucose balance. Even taking a brief pause to sit in nature can help your nervous system relax.4
Move your body
Exercise lowers glucose and releases mood-boosting chemicals that reduce stress. And it doesn’t take much movement to have an impact. Even a quick 10-minute walk after meals can lower blood sugar.5 But any exercise can help!6 Find something you enjoy, whether that’s dancing, strength training, or biking, and stick with it.
Eat balanced meals regularly
Eating too many sugary and starchy foods can cause sharp blood sugar spikes and dips. To prevent this, focus on eating balanced meals and snacks. That means a mix of protein, healthy fat, and complex carbs (sweet potato, quinoa, legumes, etc.). The adrenal fatigue diet is a great model to follow. Try to avoid skipping meals, too. Aim to eat every 3-4 hours to keep glucose steady.
Get enough sleep
Quality sleep is a must for stress management and blood sugar regulation. Lack of sleep increases cortisol, which can raise blood sugar and decrease insulin sensitivity. Even a single night of poor sleep can worsen insulin resistance.7 Aim to get a solid 7-9 hours of sleep every night to help your body stay balanced.
Make space for “Me Time”
Try to carve out time for things that bring you joy, even if it’s just a few minutes. Studies show positive emotions can improve stress resilience.8 This could be as simple as reading a good book, trying a new recipe, or having a coffee date with a friend. Making space for these small moments can help you bounce back from stress better.
Talk it out
If you’re overwhelmed or stressed out, talk to someone about how you’re feeling. Whether it’s a therapist, your partner, or a trusted friend, sometimes the best medicine is simply feeling seen and heard.
When to Seek Functional Medicine Support
Lifestyle changes can go a long way in supporting stress and blood sugar balance. But in some cases, additional support may be helpful.
You may benefit from working with a functional medicine doctor in Orland Park, IL if:
- Your blood sugar remains difficult to manage
- Stress feels constant and hard to recover from
- You notice frequent blood sugar spikes during stressful periods
- You have stress-related symptoms, such as fatigue, poor sleep, cravings, or mood changes
Functional medicine doctors take the time to look at the full picture. This may include assessing stress hormones, inflammation, sleep patterns, nutrient deficiencies, and lifestyle factors that can influence blood sugar. The goal is not just symptom control but understanding what’s driving imbalances in the first place.
This approach at Anchored in Health allows for more personalized care by focusing on the underlying causes of your symptoms.
Take Control of Stress and Blood Sugar with Functional Medicine in Orland Park, IL
If stress is making blood sugar harder to manage, functional medicine can help. Instead of focusing on numbers alone, it looks at the entire body to see how stress, hormones, and lifestyle affect each other.
If you live in the Chicago area and are struggling with stress or blood sugar balance, Anchored in Health is here to help. Here’s how to take the next step:
- Contact us with questions.
- Book your first appointment with our functional medicine doctor in Orland Park.
- Learn how to reduce stress-related blood sugar spikes, for steadier energy and mood!
Other Holistic Health Services at Anchored in Health in Orland Park, IL
Anchored in Health offers a wide range of services to support your health and well-being. We provide acupuncture, massage therapy, and chiropractic care to ease stress and support nervous system health. We also offer thermography, genetic testing, Vibrant Wellness testing, and the Shape ReClaimed program. If you live in Orland Park and are looking for holistic ways to manage stress or blood sugar issues, reach out to us today!
Disclaimer: The information provided on this blog is for educational and informational purposes only and is not intended to diagnose, treat, cure, or prevent any disease. The content is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you may have regarding your health or a medical condition.
Reading this blog does not establish a doctor-patient relationship between you and Anchored In Health or any of its practitioners. Reliance on any information provided in this blog is solely at your own risk.
Sources:
- Stress-Induced Diabetes: A Review | PMC
- Cortisol Is Negatively Associated with Insulin Sensitivity in Overweight Latino Youth | PMC
- Chronic Inflammation | NCBI
- Levels of Nature and Stress Response | PMC
- Positive impact of a 10-min walk immediately after glucose intake on postprandial glucose levels | Pubmed
- Physical Activity/Exercise and Diabetes: A Position Statement of the American Diabetes Association | PMC
- A single night of partial sleep deprivation induces insulin resistance in multiple metabolic pathways in healthy subjects | Pubmed
- Resilient Individuals Use Positive Emotions to Bounce Back From Negative Emotional Experiences | PMC
