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Can blood sugar drop for no reason?
In people without diabetes, hypoglycemia can result from the body producing too much insulin after a meal, causing blood sugar levels to drop. This is called reactive hypoglycemia. Reactive hypoglycemia can be an early sign of diabetes.
Why is my blood sugar low all of a sudden?
Low blood sugar occurs when the sugar (glucose) level in your blood drops below what your body needs. Not eating enough food or skipping meals, taking too much medicine (insulin or pills), exercising more than usual, or taking certain medicines that lower blood sugar can cause your blood sugar to drop rapidly.
Can you have diabetes with normal blood work?
A finger prick test using a home testing kit may show you have high blood sugar levels but won’t confirm you have diabetes. A normal blood test result will show you don’t have diabetes. But the result will also show if you have diabetes or are at risk of developing type 2 diabetes.
Can you get low blood sugar without diabetes?
Hypoglycemia is the condition when your blood glucose (sugar) levels are too low. It happens to people with diabetes when they have a mismatch of medicine, food, and/or exercise. Non-diabetic hypoglycemia, a rare condition, is low blood glucose in people who do not have diabetes.
Why does my blood sugar drop after eating?
Causes of Reactive Hypoglycemia It’s likely the result of your body making too much insulin after a large, carb-heavy meal. Scientists aren’t sure why, but sometimes your body continues to release extra insulin even after you’ve digested your meal. This added insulin makes your blood glucose level drop below normal.
What is the sugar level of a normal person?
A blood sugar level less than 140 mg/dL (7.8 mmol/L) is normal. A reading of more than 200 mg/dL (11.1 mmol/L) after two hours indicates diabetes. A reading between 140 and 199 mg/dL (7.8 mmol/L and 11.0 mmol/L) indicates prediabetes.
Do blood tests show hypoglycemia?
If your doctor suspects hypoglycemia, you may have to fast until you start to have symptoms. They’ll test your blood glucose level at different times throughout the fast. To check for reactive hypoglycemia, you may have to take a test called a mixed-meal tolerance test (MMTT).
What does it mean when your blood sugar is not dropping?
Blood sugar levels that won’t come down mean there are reasons that need to be uncovered. You forgot to take your medication. You are ill or have an infection. You’re exercising less than usual. Your insulin levels are low, and you have been doing strenuous exercise.
How can you tell if your blood sugar is too low?
This is often done with a portable electronic glucose meter that measures sugar levels with a small drop of blood, according to the Mayo Clinic, though other testing devices are available, too. People with diabetes are most at risk for hyperglycemia and hypoglycemia, but blood sugar fluctuations can affect anyone.
What should I do if my blood sugar won’t come down?
You ate too many carbohydrates and/or sugary foods or foods that are high Glycemic Index. Immediate Things To Do When Blood Sugar Won’t Come Down. With Type 1 diabetes, high blood sugar levels, especially >250 mg/dl, mean it’s time to test for ketones in the urine. Don’t wait to take the test.
Can you have reactive hypoglycemia without actually having low blood sugar?
It’s possible to have symptoms that are similar to reactive hypoglycemia without actually having low blood sugar. True reactive hypoglycemia symptoms that are caused by low blood sugar occurring after eating are uncommon.