How to Do a Unit Rate. A unit rate describes how many units of the first type of quantity corresponds to one unit of the second type of quantity. A good example of a unit rate is miles per hour, with miles being the first quantity and hours being the second. Unit rates are included in the core of many math and physics problems.
Low Blood Sugar Symptoms. A low blood sugar, also called hypoglycemia or an insulin reaction, is defined as a blood glucose level below 60 to 70 mg/dl. It is usually companied by one or more of the symptoms described below. Low blood sugars or insulin reactions can occur whenever insulin is used.
If glucose levels become too low, as occurs with hypoglycemia, it can cause these signs and symptoms: 1  Heart palpitations. 2  Fatigue. 3  Pale skin. 4  Shakiness. Anxiety. 5  Sweating. Hunger. 6  Irritability. Tingling sensation around the  mouth. Crying out during sleep.