Low Blood Sugar (Hypoglycaemia)

Low blood sugar, or hypoglycaemia, happens when blood sugar levels drop too low, often causing symptoms like shaking, sweating, confusion, and weakness. It’s commonly seen in people with diabetes but can occur in others as well.

What is low blood sugar (hypoglycaemia)?

Low blood sugar, also known as hypoglycaemia, occurs when the sugar levels in your blood fall below normal levels. This can lead to various symptoms and may require treatment.

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What are the symptoms of hypoglycaemia?

Symptoms of hypoglycaemia can vary from person to person, but they often include:

  • Feeling shaky or trembly
  • Feeling hungry
  • Feeling dizzy or light-headed
  • Having a fast heartbeat
  • Feeling tired or weak
  • Being irritable or anxious
  • Having trouble concentrating
  • Experiencing sweating
  • In severe cases, confusion or loss of consciousness

What causes hypoglycaemia?

Hypoglycaemia can happen for several reasons, including:

  • Not eating enough food
  • Skipping meals
  • Taking too much insulin or diabetes medication
  • Engaging in strenuous exercise without sufficient food
  • Drinking alcohol, particularly on an empty stomach

How common is hypoglycaemia?

Hypoglycaemia is quite common, especially for people with diabetes who take insulin or other blood sugar-lowering medications. It can also happen in anyone, particularly if they have not eaten for a while or have taken certain medications.

Who is more likely to get hypoglycaemia?

Some people are at a higher risk of experiencing hypoglycaemia, including:

  • People with diabetes
  • Those taking insulin or certain diabetes medications
  • Individuals who skip meals or eat irregularly
  • Athletes or people who exercise strenuously
  • People who drink alcohol without eating

How can I treat hypoglycaemia?

If you experience hypoglycaemia, you can treat it by:

  • Eating or drinking something that contains sugar, such as fruit juice or a sugary snack
  • Using glucose tablets, which can quickly raise blood sugar levels
  • Following up with a small meal or snack to help keep your blood sugar stable

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How to prevent hypoglycaemia?

You can help prevent hypoglycaemia by:

  • Eating regular meals and snacks
  • Always carrying a quick source of sugar with you
  • Monitoring your blood sugar levels if you have diabetes
  • Avoiding excessive alcohol consumption
  • Adjusting your medication with the help of a healthcare provider

Final thoughts

Hypoglycaemia can be managed with awareness and appropriate treatment. If you are concerned about your symptoms, it’s best to speak to your GP or healthcare provider.

Always consult a medical professional
This article is for informational purposes only and is not a substitute for medical advice. Always consult a healthcare professional before starting, stopping or changing any medication. If you have concerns about your medication or experience side effects, speak to your doctor or pharmacist immediately.

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