Why does my blood sugar drop in the middle of the night?

Pressure induced sensor error, REM sleep, and meal and alcohol timing can all contribute to low glucose levels at night.

Why does blood sugar drop at 3am?

A person who takes insulin doesn’t eat a regular bedtime snack, and the person’s blood sugar level drops during the night. The person’s body responds to the low blood sugar by releasing hormones that raise the blood sugar level.

Why does my sugar keep dropping?

Skipping meals, eating less than normal, or eating later than normal but taking your medication at your normal time can also lead to low blood sugar levels. Unplanned excess physical activity without eating enough can also cause a drop in blood sugar levels.

Can you wake up with low blood sugar?

Low blood sugar in the mornings, also known as morning hypoglycemia, can make people feel faint, light-headed, or confused when they wake up. Having low blood sugar in the mornings is common in people on medication for diabetes, though it can also happen for other reasons.

Is 55 low for blood sugar?

Blood sugar below 55 mg/dL is considered severely low. You won’t be able to treat it using the 15-15 rule. You also may not be able to check your own blood sugar or treat it by yourself, depending on your symptoms.

What happens if your blood sugar is low at night?

When blood glucose levels fall below 70 mg/dl while sleeping at night, the person experiences a condition called nocturnal hypoglycemia. Studies suggest that almost half of all episodes of low blood glucose — and more than half of all severe episodes — occur at night during sleep.

Why does my blood sugar go up in the morning?

It’s tied to whether the hormone insulin, which removes glucose from the blood, is working the way it’s supposed to. Blood sugar levels surge while you’re sleeping, usually around 4 to 8 a.m. for someone with a normal sleep schedule. (It’s called the dawn effect.)

What is nocturnal hypoglycemia and how dangerous is it?

When blood glucose levels fall below 70 mg/dl while sleeping at night, the person experiences a condition called nocturnal hypoglycemia. Studies suggest that almost half of all episodes of low blood glucose — and more than half of all severe episodes — occur at night during sleep. Nocturnal hypoglycemia can be potentially dangerous.

Is it OK to exercise at night if you have diabetes?

Avoid exercising at night. If you exercise in the evening, you might reduce your blood sugar levels and possibly experience low blood sugar levels during sleep. If you must exercise in the evening, remember to eat a modest snack to help maintain your glucose levels.