What Are The Symptoms Of High Blood Sugar In Non Diabetics?

Sonali Khatu

Sonali Khatu
Oct 2023

2 min read
Symptoms Of High Blood Sugar In Non Diabetics

Table of content

Symptoms of high blood sugar in non diabetics individuals is vital. Elevated blood sugar levels can have a far-reaching impact on your well-being, even if you’re not diabetic. Recognizing these early signs empowers individuals to embrace a healthier lifestyle.

High blood sugar, medically referred to as hyperglycemia, is commonly associated with diabetes. However, it’s crucial to acknowledge that non-diabetic individuals can also experience this condition, temporarily. Although not a chronic issue, still can wield significant short-term effects on one’s health.

Within this blog, we will closely examine the various symptoms in the individuals. We’ll explore the potential causes and offer guidance on effective management, underlining the importance of addressing this health concern even outside the realm of diabetes.

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What Are The Symptoms Of High Blood Sugar In Non Diabetics?

High blood sugar, or hyperglycemia, is often associated with diabetes, but it can also affect individuals who do not have diabetes. Here are few symptoms below:

  1. Frequent Urination: Excessive urination, known as polyuria, can be a sign of high blood sugar. This symptom might occur due to other factors such as excessive fluid intake or urinary tract infections in non-diabetic individuals.
  2. Excessive Thirst: Constant thirst, or polydipsia, can accompany frequent urination. While it’s a classic diabetes symptom, it can also be caused by factors like dehydration or certain medications in non-diabetics.
  3. Blurred Vision: High blood sugar levels can affect the lenses in the eyes, causing temporary blurred vision. But blurred vision can also result from eye strain, fatigue, or other eye conditions in non-diabetic individuals.
  4. Slow Healing of Wounds: Slow wound healing can be linked to diabetes due to poor circulation and compromised immune function. However, this symptom can be seen in non-diabetics with other health conditions or nutritional deficiencies.
  5. Recurrent Infections: Frequent infections, particularly skin infections and urinary tract infections, are more common in individuals with diabetes. Non-diabetics with weakened immune systems might also experience recurrent infections.
  6. Unexplained Weight Loss: While sudden weight loss can be a sign of undiagnosed diabetes, it can also be caused by thyroid issues, digestive disorders, or certain cancers in non-diabetic individuals.
  7. Increased Hunger: Intense hunger, or polyphagia, is a classic diabetes symptom. However, it can also result from stress, intense physical activity, or hormonal imbalances in non-diabetic individuals.
  8. Tingling or Numbness: Diabetic neuropathy can cause tingling or numbness, usually in the extremities. Other conditions such as vitamin deficiencies or nerve compression can also lead to similar sensations in non-diabetics.

What Level Of Blood Sugar Is Dangerous?

The specific blood sugar levels considered dangerous can vary from person to person, depending on individual health and medical conditions. However, here are some points for how dangerous these sugar levels in non diabetics effect:

  1. Hypoglycemia (Low Blood Sugar): Blood sugar levels below 70 mg/dL (3.9 mmol/L) are generally considered too low and can be dangerous. Symptoms of hypoglycemia can occur at different levels for different individuals, but severe symptoms may occur below 54 mg/dL (3.0 mmol/L).
  2. Hyperglycemia (High Blood Sugar): Blood sugar levels consistently above 180 mg/dL (10.0 mmol/L) can be a cause for concern, especially if they persist. This level can indicate poorly controlled diabetes and may lead to long-term complications.
  3. Severe Hyperglycemia (Diabetic Ketoacidosis): Blood sugar levels exceeding 250 mg/dL (13.9 mmol/L) are a significant risk for diabetic ketoacidosis (DKA), a life-threatening condition often associated with type 1 diabetes.
  4. Hyperglycemic Hyperosmolar State (HHS): Extremely high blood sugar levels, often over 600 mg/dL (33.3 mmol/L), can lead to HHS, a potentially life-threatening condition more common in type 2 diabetes.

Managing blood sugar levels is crucial for individuals with diabetes, and regular monitoring is essential to prevent dangerous fluctuations. It’s always best to consult with a healthcare provider for personalized guidance. Thus for better understanding do read our blog on How To Control Sugar?

Top 7 Causes Of High Blood Sugar In Non Diabetics

High blood sugar in non-diabetic individuals can result from various factors and underlying conditions. Here are some key pointers explaining the causes:

  1. Dietary Choices: Consuming excessive carbohydrates and sugary foods can lead to temporary spikes in blood sugar levels, especially after high-sugar meals or beverages. Thus you must follow Anti Diabetes Diet for a healthier lifestyle.
  2. Stress: High stress levels trigger the release of hormones like cortisol, which can cause blood sugar levels to rise. In non-diabetic individuals, these spikes are typically short-lived, but chronic stress can lead to persistent high blood sugar.
  3. Illness or Infection: When the body is fighting an illness or infection, it releases stress hormones and cytokines, which can raise blood sugar levels as a natural response to provide the body with extra energy to combat the infection.
  4. Medications: Certain medications, such as steroids and some antipsychotic drugs, can raise blood sugar levels in non-diabetic individuals. This is a known side effect of these medications.
  5. Physical Inactivity: Lack of regular physical activity can impair the body’s ability to regulate blood sugar levels. Regular exercise helps muscles use glucose effectively, thus lowering blood sugar levels.
  6. Hormonal Changes: Hormonal fluctuations, such as those during menstruation or pregnancy, can affect blood sugar regulation in non-diabetic individuals. Some women may notice higher blood sugar levels during these times.
  7. Other Underlying Health Conditions: Conditions like polycystic ovary syndrome (PCOS) or non-alcoholic fatty liver disease (NAFLD) can impact insulin sensitivity and lead to higher blood sugar levels in non-diabetic individuals.

What To Do When Blood Sugar Is High?

When your blood sugar is high, there are several steps you can take to help lower it and manage the situation effectively. Here are some key pointers:

  1. Stay Hydrated: Drink plenty of water to help flush excess glucose from your system and prevent dehydration.
  2. Modify Your Diet: Focus on consuming foods with a low glycemic index, such as whole grains, lean proteins, fruits, and vegetables. Avoid or limit high-sugar and high-carbohydrate foods.
  3. Monitor Your Blood Sugar: Regularly check your blood sugar levels to track changes and identify patterns. This can help you understand how your body responds to different foods and activities.
  4. Medication: If your healthcare provider prescribes medication to manage high blood sugar, take it as directed.
  5. Monitor Carbohydrate Intake: Be mindful of the type and quantity of carbohydrates you consume. Carbohydrate counting and portion control can help regulate blood sugar levels. Moreover you must read our blog on What Is The Difference Between Blood Sugar And Diabetes? for better understanding.
  6. Get Adequate Sleep: Ensure you’re getting enough quality sleep, as sleep is essential for blood sugar regulation. Aim for 7-9 hours of restful sleep per night.

What Are The Potential Complications Of High Blood Sugar?

If left untreated, high blood sugar in non-diabetics can lead to several complications, including:

  1. Chronic Insulin Resistance: Prolonged high blood sugar levels can lead to insulin resistance, a condition where the body’s cells become less responsive to insulin. This can increase the risk of developing type 2 diabetes in the future.
  2. Cardiovascular Issues: High blood sugar can damage blood vessels and increase the risk of heart disease, stroke, and hypertension.
  3. Kidney Damage: Persistently high blood sugar can harm the kidneys over time, potentially leading to kidney disease or even kidney failure.
  4. Nerve Damage: A condition called neuropathy can occur, where high blood sugar damages nerves throughout the body, causing pain, numbness, and tingling, usually in the extremities.
  5. Eye Problems: High blood sugar can damage the blood vessels in the eyes, leading to diabetic retinopathy, a condition that can cause vision problems and even blindness.
  6. Skin Issues: Skin problems, including infections and slow wound healing, are common complications of high blood sugar.

Top 5 Prevention Tips For High Blood Sugar In Non Diabetics

Maintaining optimal blood sugar levels is essential for overall health. Here are the top 5 prevention tips for managing high blood sugar symptoms in non-diabetics.

  1. Fiber-Rich Diet: Consume a diet rich in fiber from sources like whole grains, fruits, and vegetables. Fiber slows down the absorption of sugar, which can help prevent sudden spikes in blood glucose levels.
  2. Limit Sugary Intake: Reduce the consumption of sugary beverages, snacks, and desserts. Excess sugar can spike blood glucose levels. Opt for natural sweeteners like stevia or consume sweets in moderation.
  3. Mindful Carbohydrate Intake: Be conscious of the types and amounts of carbohydrates you consume. Opt for complex carbohydrates like whole grains and vegetables.
  4. Regular Intermittent Fasting: Incorporate intermittent fasting into your routine. Fasting for certain periods can enhance insulin sensitivity and help regulate blood sugar.
  5. Regular Physical Activity: Engage in regular exercise to improve insulin sensitivity and maintain a healthy weight. Even moderate activities like brisk walking or cycling can have a significant impact on blood sugar control.

A Word From Fitelo

High blood sugar in non-diabetic individuals is a condition with potential health risks. Although not chronic like diabetes, it can still lead to complications if neglected. Recognizing symptoms and understanding the causes are crucial initial steps. Prioritizing your health is an invaluable investment.

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Frequently Asked Questions

How Can Lifestyle Affect Symptoms Of High Blood Sugar In Non Diabetics?

Poor dietary choices, lack of physical activity, high-stress levels, and insufficient sleep can lead to elevated blood sugar levels. Adapting a healthier lifestyle, such as maintaining a balanced diet, engaging in regular exercise. Also managing stress, and prioritizing adequate sleep, can help.

What Are The Symptoms Of High Blood Sugar In The Morning?

Common symptoms include excessive thirst, frequent urination, and feeling fatigued. These symptoms often result from the dawn phenomenon or the Somogyi effect, where blood sugar levels rise during the early hours. Monitoring and managing morning blood sugar is crucial, especially for individuals with diabetes.

What Foods Lower Blood Sugar Immediately?

Foods that may help lower blood sugar quickly include leafy greens, cinnamon, and vinegar. These items can have a short-term impact on blood sugar levels and should be consumed as part of a balanced diet to support overall blood sugar control.

Can Stress Cause Symptoms Of High Blood Sugar In Non-Diabetics?

Yes, stress can indeed cause symptoms of high blood sugar in non-diabetics. When stressed, the body releases stress hormones like cortisol, which can lead to temporary elevations in blood sugar levels, especially in individuals who are predisposed to insulin resistance or have other risk factors for high blood sugar.

What Are The Typical Symptoms Of High Blood Sugar In Non Diabetics?

Excessive thirst, frequent urination, fatigue, blurred vision, unexplained weight loss, and slow wound healing. Recognizing these signs is important, as they can indicate underlying health issues that need attention and lifestyle adjustments for better blood sugar control.

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Contact Us Today

Get in touch with our expert team at Fitelo to kick-start your own transformative journey! Let us guide you toward your weight loss goals and furthermore, help you cultivate sustainable & healthy eating habits. Contact us today and take the first step towards a healthier, happier you with Fitelo!


This blog post was written to help you to make healthy and better food choices altogether. So, be aware and take care. The important thing to consider is your own health before starting a diet that is restrictive. Therefore, always seek advice from a doctor/dietitian before starting if you have any concerns.
Eat Healthy, Live Healthy. Enjoy a long happy life.

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