Does diabetes cause high or low blood sugar?

When you have diabetes, you may have high blood sugar levels (hyperglycemia) or low blood sugar levels (hypoglycemia) from time to time. A cold, the flu, or other sudden illness can cause high blood sugar levels. You will learn to recognize the symptoms and distinguish between high and low blood sugar levels.

What is worse high or low blood sugar?

Low blood glucose in the absence of ketones can prove to be deadly. Effects of high blood sugar result in long term vascular damages and in the presence of high levels of ketones can also lead to deadly ketoacidosis.

What are the four main signs of low blood sugar in a person with diabetes?

If blood sugar levels become too low, signs and symptoms can include:

An irregular or fast heartbeat.
Fatigue.
Pale skin.
Shakiness.
Anxiety.
Sweating.
Hunger.
Irritability.

What does high low blood sugar feel like?

What does it feel like? Hypoglycemia can cause blurry vision and hunger, but you might also feel dizzy, nervous, shaky, sweaty, and irritable. You could feel like your heart is racing.

Can Type 2 diabetes cause low blood sugar?

Low blood sugar is common for people with type 1 diabetes and can occur in people with type 2 diabetes taking insulin or certain medications.

At what sugar level should I go to the hospital?

According to the University of Michigan, blood sugar levels of 300 mg/dL or more can be dangerous. They recommend calling a doctor if you have two readings in a row of 300 or more.

How do you know if diabetes is killing you?

Why High Blood Sugar Is a Sign of Untreated Diabetes

Excessive thirst.
Frequent urination.
Blurry vision.
Fatigue.
Repeat skin infections.
Poor wound healing.

What are the 10 signs of high blood sugar?

Early signs and symptoms of diabetes

Frequent urination. When your blood sugar is high, your kidneys expel the excess blood sugar, causing you to urinate more frequently.
Increased thirst.
Fatigue.
Blurred vision.
Increased hunger.
Unexplained weight loss.
Slow healing cuts and wounds.
Tingling or numbness in the hands or feet.