Feeling Shaky or Anxious? Recognizing Low Blood Sugar Symptoms (Hypoglycemia)
Have you ever felt suddenly shaky, anxious, or just plain off for no apparent reason? While there could be many causes, one possibility is hypoglycemia, more commonly known as low blood sugar. This article will help you understand what low blood sugar is, how to recognize the symptoms of hypoglycemia, and what you can do about it. Understanding these symptoms can make a real difference in managing your health and well-being. Your First A1C Test What To Expect And How To Understand Your Results
What is Hypoglycemia (Low Blood Sugar)?
Hypoglycemia occurs when the level of glucose (sugar) in your blood drops too low. Glucose is the primary source of energy for your body, and your brain is particularly sensitive to low levels. While hypoglycemia is most often associated with diabetes and the medications used to manage it, it can also occur in people who don't have diabetes. How To Regulate Blood Sugar 7 Daily Habits For Better Health
Several factors can lead to low blood sugar, including:
- Diabetes medication: Insulin and some oral diabetes medications can sometimes cause blood sugar to drop too low.
- Skipping meals or not eating enough: Your body needs a regular supply of glucose to maintain healthy blood sugar levels.
- Excessive exercise: Intense physical activity can deplete glucose stores.
- Alcohol consumption: Alcohol can interfere with the liver's ability to release glucose.
- Certain medical conditions: Kidney disorders, liver disease, and hormonal imbalances can sometimes cause hypoglycemia.
Common Symptoms of Low Blood Sugar
The symptoms of hypoglycemia can vary from person to person, and they may also change depending on the severity of the low blood sugar. It's important to be aware of these signs so you can take action quickly. Early recognition can prevent the situation from worsening. Here's a list of common hypoglycemia symptoms:
- Shakiness or Trembling: This is one of the most common and noticeable signs.
- Anxiety or Nervousness: Feeling unusually anxious, restless, or jittery.
- Sweating: Breaking out in a sweat, even when you're not hot.
- Heart Palpitations: Feeling like your heart is racing or pounding.
- Hunger: An overwhelming feeling of hunger, even if you've recently eaten.
- Dizziness or Lightheadedness: Feeling unsteady or like you might faint.
- Blurred Vision: Difficulty seeing clearly.
- Headache: A sudden onset of a headache.
- Confusion or Difficulty Concentrating: Trouble thinking clearly or focusing.
- Irritability or Mood Changes: Feeling unusually grumpy or easily agitated.
- Weakness or Fatigue: Feeling tired and lacking energy.
- Seizures or Loss of Consciousness: In severe cases, hypoglycemia can lead to seizures or loss of consciousness. This is a medical emergency.
Recognizing the Symptoms in Yourself and Others
It's important to be able to recognize these symptoms both in yourself and in others. If you see someone exhibiting signs of low blood sugar, especially if they have diabetes, offering assistance could be life-saving.
- Ask if they have diabetes: If they do, ask if they've checked their blood sugar recently.
- Offer a quick source of sugar: If they are conscious and able to swallow, offer them a sugary drink (like juice or regular soda), glucose tablets, or a small amount of candy.
- Call for help if necessary: If they are unresponsive or unable to swallow, call emergency services immediately.
What To Do If You Suspect Low Blood Sugar
If you suspect you have low blood sugar, here's what you should do:
- Check your blood sugar (if you have a glucose meter): This is the most accurate way to confirm hypoglycemia. If your blood sugar is below 70 mg/dL, you need to take action.
- Eat or drink something with fast-acting carbohydrates: The "15-15 rule" is commonly recommended. Consume 15 grams of carbohydrates and then wait 15 minutes and recheck your blood sugar. Examples include:
- 4 ounces (1/2 cup) of juice or regular (non-diet) soda
- 1 tablespoon of sugar, honey, or corn syrup
- 3-4 glucose tablets
- Recheck your blood sugar after 15 minutes: If it's still below 70 mg/dL, repeat step 2.
- Eat a snack or meal: Once your blood sugar is back in a normal range, eat a snack or meal containing protein and complex carbohydrates to prevent another dip. Examples include:
- Peanut butter on whole-wheat crackers
- Cheese and fruit
- A handful of nuts
Diagnosing Hypoglycemia
If you experience frequent hypoglycemia symptoms, even if you don't have diabetes, it's important to see a doctor. They can perform tests to determine the underlying cause and recommend appropriate treatment.
Test | What it Measures |
---|---|
Fasting Blood Sugar Test | Blood sugar level after an overnight fast. |
Oral Glucose Tolerance Test (OGTT) | Blood sugar levels are measured periodically after you drink a sugary solution. |
Mixed-Meal Tolerance Test (MMTT) | Similar to the OGTT, but a standardized meal is consumed instead of a sugary drink. Useful to see how your body handles food. |
Prevention of Hypoglycemia
Preventing hypoglycemia is often the best approach. Here are some tips:
- Eat regular meals and snacks: Don't skip meals or go too long without eating.
- If you have diabetes, carefully follow your meal plan and medication schedule.
- Monitor your blood sugar regularly (if you have diabetes): This will help you identify and address potential problems early.
- Adjust your medication or insulin dosage (if needed) with guidance from your doctor.
- Be aware of how exercise affects your blood sugar: Adjust your food intake or insulin dosage as needed.
- Limit alcohol consumption: Alcohol can increase your risk of hypoglycemia.
- Carry a quick source of sugar with you: Glucose tablets, candy, or juice can be helpful if you experience low blood sugar.
Hypoglycemia and Anxiety: A Complex Relationship
It's also worth noting that the symptoms of hypoglycemia can sometimes mimic those of anxiety disorders, such as panic attacks. Both conditions can cause shakiness, anxiety, sweating, and heart palpitations. This can make it difficult to determine the cause of your symptoms. If you experience these symptoms frequently, it's essential to see a doctor to rule out any underlying medical conditions. Managing hypoglycemia effectively can help alleviate anxiety-like symptoms caused by low blood sugar.
Conclusion

Recognizing the symptoms of hypoglycemia is crucial for maintaining your health and well-being. By understanding the causes, signs, and treatment of low blood sugar, you can take proactive steps to prevent and manage this condition. If you experience frequent or severe hypoglycemia symptoms, consult with your healthcare provider to determine the underlying cause and develop an appropriate treatment plan. Remember, being informed and proactive is key to managing low blood sugar effectively and ensuring a healthier, more stable life. Factors Affecting Blood Sugar The Hidden Culprits You May Not Know