Hypoglycemia: Symptoms, Causes, and When to Seek Help

Suspected hypoglycemia?

Hello, doctor! A couple of days ago, I suddenly felt weak all over, dizzy, and very hungry in my stomach, as if I was about to die.
I felt extremely miserable and didn't even have the strength to stand, let alone walk to eat.
A classmate gave me some drinks, and I lay down on the ground to rest for a while, and gradually I felt better, then I went to have lunch.
Actually, every morning I drink about 400cc of milk and eat a bowl of noodles; my mom insists that I eat before going to school.
After I told my mom about what happened the day before, she took me to the hospital to see a doctor.
Since I am under 15, I could only see a pediatrician.
The doctor listened to my account and didn't even do an examination; he just suggested that it might be hypoglycemia.
He said that if I needed tests, it would be a complicated process.
The doctor advised me to carry some chocolate with me and eat a little when I feel hungry.
He didn't prescribe any medication and let me leave.
I felt puzzled because my condition that day was really serious.
Although I am fine now, I remember that I experienced something similar two years ago.
That time, it happened in the afternoon after school; I felt terrible on the bus and barely managed to lean against something to get off.
I noticed that resting always helps me feel better.
I didn't tell my mom about that incident, so I didn't see a doctor.
However, this time I did mention that situation to the doctor, but he didn't explain to me why I experienced hypoglycemia.
I suspect that I may have inherited diabetes from my dad.
I want to ask the doctor if people with diabetes can experience hypoglycemia.
I'm very scared; I'm only 14 years old, and if I have diabetes, it would be very distressing for my whole life.
If the doctor tells me that it could be diabetes, I will get a blood test done.
I hope I don't wait until my condition becomes serious before seeking treatment.

wong, 10~19 year old female. Ask Date: 2001/06/05

Dr. Yang Guojun reply Gastroenterology and Hepatology

Your symptoms may not only be attributed to hypoglycemia but should also consider psychological factors or what is known as autonomic nervous system dysregulation.
While I am unaware of your blood test results, I believe your blood glucose levels are likely normal.

Reply Date: 2001/06/05

More Info

Hypoglycemia, or low blood sugar, is a condition that can lead to a variety of symptoms and can be caused by several factors. Understanding hypoglycemia is crucial, especially for individuals who may be at risk, such as those with diabetes or those who experience episodes of low blood sugar without a known cause.

Symptoms of Hypoglycemia
The symptoms of hypoglycemia can vary from person to person but typically include:
1. Weakness and Fatigue: A common early sign, as the body lacks sufficient glucose for energy.

2. Dizziness or Lightheadedness: This can occur due to the brain not receiving enough glucose, which is its primary energy source.

3. Hunger: A strong feeling of hunger often accompanies low blood sugar levels.

4. Sweating: Increased perspiration can be a response to low blood sugar.

5. Trembling or Shakiness: The body may react with tremors as it attempts to raise blood sugar levels.

6. Confusion or Difficulty Concentrating: Cognitive functions can be impaired when glucose levels drop.

7. Irritability or Mood Changes: Low blood sugar can affect mood and behavior.

8. Palpitations: A rapid heartbeat may occur as the body releases adrenaline in response to low blood sugar.

In severe cases, hypoglycemia can lead to loss of consciousness, seizures, or even coma, making it essential to recognize and treat the condition promptly.

Causes of Hypoglycemia
Several factors can contribute to hypoglycemia, including:
1. Diabetes Medications: For individuals with diabetes, taking too much insulin or other glucose-lowering medications can lead to low blood sugar.

2. Skipping Meals: Not eating enough or skipping meals can cause blood sugar levels to drop, especially if medications are taken.

3. Excessive Alcohol Consumption: Alcohol can interfere with the liver's ability to release glucose into the bloodstream.

4. Intense Physical Activity: Engaging in prolonged or intense exercise without adequate food intake can deplete glucose levels.

5. Hormonal Deficiencies: Conditions affecting hormone levels, such as adrenal insufficiency, can lead to hypoglycemia.

When to Seek Help
If you experience symptoms of hypoglycemia, it is essential to take action quickly. Consuming fast-acting carbohydrates, such as glucose tablets, fruit juice, or regular soda, can help raise blood sugar levels. If symptoms persist or worsen, or if you experience severe symptoms such as confusion, seizures, or loss of consciousness, seek medical attention immediately.

Concerns About Diabetes
Your concern about potentially having diabetes, especially given your family history, is valid. While hypoglycemia can occur in people with diabetes, it can also happen in individuals without diabetes. It is important to monitor your symptoms and discuss them with a healthcare provider. A blood test can help determine your blood sugar levels and whether further investigation is needed.

Conclusion
In summary, hypoglycemia is a serious condition that requires attention and understanding. Recognizing the symptoms and knowing how to respond can prevent complications. If you have recurrent episodes of low blood sugar, it is advisable to consult with a healthcare professional for a thorough evaluation and to discuss your family history of diabetes. Early intervention and proper management can help you maintain your health and well-being.

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