Feeling Tired? 10 Hidden Symptoms of High Blood Sugar to Watch For Do you often feel tired, even after a full night's sleep? Perhaps you've noticed so...
Feeling Tired? 10 Hidden Symptoms of High Blood Sugar to Watch For
Do you often feel tired, even after a full night's sleep? Perhaps you've noticed some changes in your body that you can't quite explain. While fatigue can be attributed to many factors, it's important to consider that persistent tiredness, coupled with other subtle signs, could indicate high blood sugar (hyperglycemia). Untreated, this condition can lead to serious health complications. This article will explore ten often-overlooked symptoms of high blood sugar that should prompt a discussion with your healthcare provider.
What is High Blood Sugar and Why Does It Matter?
High blood sugar, also known as hyperglycemia, occurs when your body either doesn't produce enough insulin (a hormone that helps glucose enter cells for energy) or can't effectively use the insulin it does produce. This results in an excess of glucose circulating in the bloodstream. Chronically high blood sugar can damage blood vessels, nerves, and organs over time, increasing the risk of heart disease, kidney disease, nerve damage (neuropathy), and vision problems. Early detection and management of high blood sugar are crucial for preventing these complications.
10 Hidden Symptoms of High Blood Sugar
Here are ten less commonly recognized symptoms of high blood sugar to watch out for:
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Increased Thirst (Polydipsia): This is one of the more well-known symptoms, but it’s still important to highlight. High blood sugar draws fluid from your tissues, making you feel constantly thirsty, even after drinking plenty of water.
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Frequent Urination (Polyuria): Related to increased thirst, your kidneys try to flush out the excess glucose in your blood, leading to more frequent trips to the bathroom, especially at night (nocturia).
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Unexplained Weight Loss: When your body can't utilize glucose for energy, it starts burning fat and muscle instead. This can lead to unintentional weight loss, even if you're eating normally or even more than usual. This is often seen in undiagnosed or poorly controlled Type 1 diabetes.
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Blurred Vision: High blood sugar can affect the lens of your eye, causing it to swell. This swelling distorts your vision, leading to blurriness. This can fluctuate as blood sugar levels change.
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Slow-Healing Sores or Cuts: High blood sugar impairs the body's ability to heal itself. Even minor cuts or sores can take much longer to heal and may be more prone to infection.
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Dry, Itchy Skin: High blood sugar can damage the nerves that control sweat glands, leading to dry skin. The increased thirst associated with hyperglycemia can also dehydrate the skin. The excess glucose in the blood can also feed yeast, leading to skin infections and itching.
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Numbness or Tingling in Hands or Feet (Neuropathy): Chronically high blood sugar can damage nerves, particularly in the extremities, causing numbness, tingling, burning sensations, or pain. This is a form of diabetic neuropathy.
Related reading: Stabilize Your Blood Sugar 10 Simple Changes For All Day Energy
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Related reading: The Prediabetes Range What An Impaired Fasting Glucose Level Really Means
Frequent Infections: High blood sugar weakens the immune system, making you more susceptible to infections, such as yeast infections, urinary tract infections (UTIs), and skin infections.
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Persistent Fatigue: As discussed earlier, fatigue is a common symptom. When your cells aren’t getting enough glucose for energy, you feel constantly tired and sluggish, regardless of sleep duration.
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Darkened Skin Patches (Acanthosis Nigricans): This condition involves the development of dark, velvety patches of skin in body folds, such as the neck, armpits, and groin. It’s often a sign of insulin resistance, a precursor to type 2 diabetes.
What To Do If You Experience These Symptoms
If you experience several of these symptoms, especially in combination, it's important to consult with your doctor for a blood sugar test. This test can determine if your blood sugar levels are within a healthy range. Early diagnosis allows for timely intervention and management of high blood sugar, potentially preventing long-term health complications.
Diagnosing and Managing High Blood Sugar
Your doctor may use several tests to diagnose high blood sugar, including:
Related reading: Normal Blood Sugar Levels For Non Diabetics What Your Results Mean
- Fasting Plasma Glucose (FPG) Test: Measures blood sugar after an overnight fast.
- A1C Test: Provides an average of blood sugar levels over the past 2-3 months.
- Oral Glucose Tolerance Test (OGTT): Measures blood sugar levels before and after drinking a sugary liquid.
Management strategies for high blood sugar typically include lifestyle modifications and medication:
- Diet: Following a balanced diet low in processed foods, sugary drinks, and refined carbohydrates is crucial. Focus on whole grains, lean protein, and plenty of fruits and vegetables.
- Exercise: Regular physical activity helps improve insulin sensitivity and lowers blood sugar levels.
- Medication: Depending on the severity of your condition, your doctor may prescribe medication, such as metformin, insulin, or other diabetes drugs.
The Importance of Regular Checkups
Even if you don't experience any symptoms, regular checkups with your doctor are vital for maintaining good health. Routine blood sugar screening can help detect high blood sugar early, allowing for proactive management and prevention of complications.
Tracking Your Progress

Consistent tracking of your health progress will help to manage the effects of High Blood Sugar in your life. Here's a useful table.
Symptom | Current State | Target State | Actions |
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Fatigue | Frequently Tired | Energetic throughout the day | Regular exercise, balanced diet |
Thirst | Constantly Thirsty | Normal hydration levels | Monitor fluid intake, limit sugary drinks |
Urination | Frequent Urination | Normal urination frequency | Reduce caffeine and alcohol intake, consult with doctor |
Conclusion
Recognizing the often-hidden symptoms of high blood sugar is crucial for early detection and management. Don't dismiss persistent fatigue, increased thirst, or unexplained weight loss as simply a result of stress or aging. If you suspect you may be experiencing symptoms of high blood sugar, consult with your healthcare provider for testing and guidance. Proactive management can significantly reduce your risk of developing serious health complications and help you live a healthier, more energetic life. Remember that early detection is key.