Low blood sugar levels, also known as hypoglycemia, occurs when the level of glucose in your blood drops too low. Typically, hypoglycemia occurs in those with diabetes and can be a result of skipping or delaying a meal, intense exercise or taking too high a dose of medication for diabetes.

See also: What is Diabetes?

Symptoms of low blood sugar

Though symptoms of low blood sugar are known to differ from person to person, there are some common and early indicators that you should look out for, these include[1] :

  • Feeling hungry
  • Sweating
  • Tingling lips
  • Feeling shaky or trembling
  • Dizziness
  • Feeling tired

What can happen if low blood sugar isn’t treated?

If low blood sugar goes untreated, your symptoms may escalate and you may experience[2] :

  • Weakness
  • Blurred vision
  • Difficulty concentrating
  • Confusion
  • Slurred speech or clumsiness

One way to check your glucose levels is with a diabetes test - this can be done with your local doctor or with an at-home lab test.

LetsGetChecked’s Diabetes Test can help you monitor how well your diabetes is being managed and also identify pre-diabetes if a diagnosis hasn’t already been made. Your test will be sent to the same lab used by hospitals and doctors and online results will be available to you within 5 days.


  1. NHS. Low blood sugar (hypoglycaemia). Online: NHS.uk, 2017
  2. NHS. Low blood sugar (hypoglycaemia). Online: NHS.uk, 2017