What Are Symptoms Of Blood Sugar?

Here are the common symptoms of blood sugar problems in simple English. Symptoms differ depending on whether your blood sugar is high (hyperglycemia) or low (hypoglycemia)

What Are Symptoms Of Blood Sugar?

1. Symptoms of High Blood Sugar (Hyperglycemia)

Occurs mainly in diabetes.

  • Frequent urination – your body tries to get rid of extra sugar.

  • Increased thirst – due to fluid loss from urination.

  • Fatigue or weakness – cells cannot get enough energy from glucose.

  • Blurred vision – high sugar affects the eyes.

  • Slow healing of wounds or infections – sugar affects immunity.

  • Dry mouth and skin

If blood sugar stays very high, it can cause ketoacidosis (mainly in type 1 diabetes), which is a medical emergency with vomiting, stomach pain, and rapid breathing.


2. Symptoms of Low Blood Sugar (Hypoglycemia)

Can occur in people taking diabetes medicine or if meals are skipped.

  • Shaking or trembling

  • Sweating

  • Hunger

  • Weakness or dizziness

  • Confusion or difficulty concentrating

  • Irritability or mood changes

  • In severe cases: fainting, seizures, or coma


3. General Warning Signs

  • Sudden changes in weight

  • Frequent infections

  • Tingling or numbness in hands or feet

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