Hypoglycemia: Causes and Symptoms Explained for Everyone

What Is Hypoglycemia?

Hypoglycemia means your blood sugar level is lower than normal. Many people call it “low blood sugar.” This condition can affect anyone, but it is common in people with diabetes. However, it can also happen to those without diabetes. When your blood sugar drops too low, your body does not get enough energy. As a result, you may feel weak or dizzy. Understanding hypoglycemia helps you spot the signs of low blood sugar early. Knowing what causes hypoglycemia can also help you prevent it. According to the CDC, hypoglycemia is a serious health concern in the US and worldwide.

Causes of Hypoglycemia

There are several reasons why someone might have low blood sugar. Sometimes, it happens because of certain medicines or health conditions. Other times, it is due to lifestyle choices. Here are some common causes of hypoglycemia:

Diabetes medications: Insulin or other diabetes drugs can lower blood sugar too much.

Skipping meals: Not eating enough or missing meals can cause your blood sugar to drop.

Too much exercise: Exercising more than usual without eating can lower blood sugar.

Drinking alcohol: Alcohol can cause your blood sugar to fall, especially if you drink on an empty stomach.

Other health problems: Some illnesses, like liver or kidney disease, can lead to hypoglycemia.

Sometimes, hypoglycemia can happen without a clear reason. But, knowing these causes can help you stay alert.

Symptoms of Hypoglycemia

Recognizing the signs of low blood sugar is important. Early symptoms can be mild, but they may get worse quickly. If you notice these symptoms, you should act fast. Common symptoms of hypoglycemia include:

Shakiness or trembling

Feeling very hungry

Sweating more than usual

Feeling weak or tired

Dizziness or lightheadedness

Headache

Fast heartbeat

Confusion or trouble thinking clearly

Irritability or mood changes

Blurred vision

Sometimes, symptoms can appear suddenly. Therefore, it is important to know what to look for. If you have diabetes, you may notice these signs sooner. But, even people without diabetes should be aware of them.

When to Seek Medical Help

Most cases of mild hypoglycemia can be treated at home. For example, eating or drinking something with sugar can help. However, you should seek medical help if:

Your symptoms do not improve after eating sugar

You feel confused or cannot think clearly

You faint or have a seizure

Your blood sugar stays low for a long time

In these cases, it is important to get help right away. Severe hypoglycemia can be dangerous if not treated quickly. According to the American Diabetes Association, untreated low blood sugar can lead to serious problems. So, always take symptoms seriously and talk to your doctor if you are unsure.

If you notice symptoms of hypoglycemia, consult a healthcare professional for personalized advice.