The cells in our body utilize blood glucose from the foods we consume to gain energy which in turn ensure the proper functioning of various organs. Hypoglycemia or Low blood sugar levels is dangerous because it will hamper the energy supply to cells and hinder the normal functioning of organs such as the heart, lungs, brain, etc. We will also discuss low blood sugar level symptoms in this blog. As low blood sugar hampers system functions of the body, consequential effects like sweating, fatigue, hunger, nausea, etc. are indicators of the hypoglycemic condition.