What Is Blood Sugar Or Blood Glucose?

Blood sugar level also known as blood glucose level is the amount of sugar in a person’s blood. Blood sugar or glucose is a crucial unit of the body and serves as the primary source of energy. It is crucial to the normal functioning of varied tissues and most importantly the brain. Glucose levels are low in the morning before the first meal of the day and rise after having a meal.

The blood glucose level is tightly regulated to maintain a constant level in the body at all times. Continuous high levels of blood sugar are known as hyperglycaemia and low levels are referred to as hypoglycaemia. Diabetes is the result of persistent hyperglycaemia.

Why Do I Need This Test?

The main goal behind random blood sugar tests is to check random blood sugar levels or the presence of diabetes mellitus. With the diagnosis of diabetes, random blood sugar test helps in the timely treatment of the disease through monitoring during and after the treatment. A doctor will prescribe this test if the person complains of the following symptoms:

• Unintended Weight loss


• Dehydration and dry mouth


• Slow healing of the wound


• Blurry vision


• Frequent urination

Preparations

No special preparation is required before having a random blood sugar test. Although, you do need to inform the doctor of any prior health condition or the intake of any steroid, as they too can be responsible for a high glucose levels.