Hypoglycemia: Recognizing the Signs & Symptoms of Low Blood Sugar

Low blood sugar, also called hypoglycemia, is a common side effect of an incorrect dosage of insulin by a diabetic. Non-diabetic individuals may also experience hypoglycemic episodes after excessive exercise and fasting.

Hunger

• Low blood sugar levels often cause feelings of hunger due to the body's need for fuel and energy. They also can cause shaking and trembling hands.

Mental Symptoms

• Individuals who are experiencing low blood sugar may find that they are confused, dizzy or lightheaded, a result of the brain getting blood pumped into it that doesn't a high enough sugar level.

Mood Changes

• Low blood sugar can also lead to feelings of nervousness and anxiety, as well as irritability upon waking up in the morning.

Fatigue

• A lack of sugar in the blood can bring on low energy levels, leading to fatigue and weakness.

Sleep Disturbances

• In addition, sleep can be disrupted by low blood sugar levels, with excessive sweating during nighttime hours a minor symptom of hypoglycemia. Nightmares are another common symptom, which can leave the individual feeling tired in the morning.