why do you check your blood sugar 2 hours after eating?

This test is done to see how your body responds to sugar and starch after you eat a meal. As you digest the food in your stomach, blood glucose, or blood sugar, levels rise sharply.

What should your blood sugar be 2 hours after eating?

What Are Normal Blood Sugar Levels? They’re less than 100 mg/dL after not eating (fasting) for at least 8 hours. And they’re less than 140 mg/dL 2 hours after eating. During the day, levels tend to be at their lowest just before meals.

Why do you wait 2 hours to check blood sugar?

Testing prior to meals is important because fasting blood glucose levels give you a better picture of the treatment you need. If you choose to test after a meal, you should wait one to two hours to make sure you get an accurate blood sugar reading.

Should I test my blood sugar 1 or 2 hours after eating?

How to Measure Your Spikes. The American Diabetes Association (ADA) recommends you check your blood sugar levels right before mealtime with a blood sample from a finger stick. Then do it again 1 to 2 hours after that first bite of food. Keep this up for a week or so.

Is 135 blood sugar high in the morning?

Normal blood sugar ranges in healthy non-diabetics

Here are the normal blood sugar ranges for a person without diabetes according to the American Diabetes Association: Fasting blood sugar (in the morning, before eating): under 100 mg/dL. 1 hour after a meal: 90 to 130 mg/dL. 2 hours after a meal: 90 to 110 mg/dL.

What is normal blood sugar 3 hours after eating?

3-hour post-meal glucose values were around 97-114 mg/dl. Peak post-meal values appeared to be around 60 minutes after eating. Mean fasting glucose was 86 ± 7 mg/dl. Mean daytime glucose was 106 ± 11 mg/dl.

What time of day is blood sugar highest?

It usually happens between 2 and 8 a.m.

Does squeezing finger affect blood sugar reading?

(In general, guidelines advise against squeezing the finger too hard to get a blood drop because it may distort blood sugar readings.) Overall, the study found, clean hands are still key.

Why is it not advisable to squeeze the finger after pricking?

Avoid squeezing the finger or heel too tightly because this dilutes the specimen with tissue fluid (plasma) and increases the probability of haemolysis (60). When the blood collection procedure is complete, apply firm pressure to the site to stop the bleeding.

Is 160 blood sugar high after eating?

In general, high blood glucose, also called ‘hyperglycemia’, is considered “high” when it is 160 mg/dl or above your individual blood glucose target. Be sure to ask your healthcare provider what he or she thinks is a safe target for you for blood glucose before and after meals.

Why is my blood sugar reading different in different fingers?

Contamination of the fingers is a common culprit in blood sugar reading variability. That’s because it only takes a little bit of food residue on your hands to impact blood glucose levels. For example, just touching a banana or cutting a piece of fruit can send your numbers sky high.