

Excessive carbohydrate consumption can cause high blood sugar levels.Other than the above causes, a lot of people suffer from unexplained swings in blood sugar levels. Long distance travel (change in time range).Medications like steroids, diuretics & Antidepressants.

Hormonal fluctuation during periods and menopause.Low sugars are also seen in severe infection, Sepsis, End Organ failure like chronic Kidney disease, chronic liver disease, cancers etc.įew reasons that can cause blood sugar fluctuations: Low sugars are mainly seen in Elderly diabetic who is on some antidiabetic medicine & not taking diet adequately. Glycaemic variability has two components - High blood sugar and Low blood sugar.įactors precipitating high sugars are Diet, Physical activity, some infection, sleep & emotional disturbances, drugs like steroids, oral contraceptive pills & alcohol. When there is high glycaemic variability, it can cause microvascular and macro vascular complications.Įxtreme fluctuating blood sugar levels can cause a lot of emotional disturbance like depression, agitation, feeling irritable, anxiety, lack of energy, easy fatigability, and uncontrollable temper. These fluctuation or swings in blood sugar levels in known as glycaemia variability. In non-diabetics people blood sugar levels fluctuate within normal range, factors precipitating blood sugar fluctuations are diet (quantity of food, what type of food, gap between two meals), physical activity, co-morbidities like chronic kidney disease, chronic liver disease, infections and various other conditions causes’ fluctuations in sugar levels. In spite of all possible efforts, sugar levels never seen to stay at a same level in many diabetic patients. Fluctuating blood sugar levels or Brittle diabetes occur because of explained and unexplained causes, leading to increased sugar levels (Hyperglycemia) and low sugar levels (Hypoglycaemia).
