What Causes Low Blood Sugar? A Remedial Guide- HealthifyMe

Blood sugar, or glucose, is the first kind of sugar present in your blood. The important supply of sugars is a carbohydrate obtainable in numerous meals. Generally, 80 to 99 mg/dl of blood sugar earlier than a meal and 80 to 140 mg/dl after a meal are thought of regular.

When blood sugar falls beneath the traditional stage, it ends in hypoglycemia. This medical situation of low blood sugar will be difficult to diagnose early and handle. However, remedies can be found to forestall hypoglycemia from progressing to an emergency.

Despite the widespread perception that low blood sugar is mostly associated to diabetes, individuals with out diabetes may expertise episodes of hypoglycemia. Read extra concerning the completely different causes of low blood sugar.

Low Blood Sugar – An Overview

Low blood sugar, or hypoglycemia, happens when a person’s blood sugar ranges drop beneath the wholesome vary. Every particular person has completely different optimum blood sugar ranges, various at completely different occasions. However, for most individuals, low blood sugar is beneath 70 mg/dL.

The commonplace classification of low blood sugar is as follows:

Nighttime Low Blood Sugar

Even although low blood sugar can happen at any time of the day, some individuals expertise low ranges when asleep. There are numerous the reason why this may occasionally occur, and so they embody the next:

  • Being extraordinarily energetic through the day 
  • Physical exercise very near bedtime 
  • Taking much more insulin than needed 
  • Consuming alcohol at evening time

To keep away from this low blood sugar, you have to eat common meals. You can also eat a wholesome snack earlier than going to sleep if you happen to really feel like chances are you’ll be in danger for low blood sugar through the evening.

Severely Low Blood Sugar

Severely low blood sugar is when your blood sugar falls beneath 54 mg/dL, making you faint.

There are a wide range of signs associated to a low blood sugar episode. Although these signs could begin mildly, they have a tendency to progress very quick

  • Trembling/shaking
  • Feeling dizzy or lightheaded
  • Having a quicker coronary heart charge
  • Sweating and chills
  • Headaches
  • Hunger/nausea
  • Feeling nervous or irritable 
  • Restless sleep and fatigue
  • Tingling sensations or numbness across the mouth 

What Causes Low Blood Sugar?

In Diabetes Patients

If you might have diabetes, your physique could not successfully use insulin to interrupt down the glucose in your bloodstream. As a consequence, it will probably trigger glucose to construct up within the blood, probably reaching extraordinarily excessive ranges.

You could take insulin or different medicines that decrease blood sugar ranges to appropriate this problem. However, these medicines and an excessive amount of insulin could cause a dip in your blood sugar stage, leading to hypoglycemia.

Low blood sugar may come up if you happen to eat lower than ordinary, particularly after taking your diabetes medication or exercising greater than you usually do.

Additionally, ingesting alcohol whereas on such remedy, particularly if you don’t eat whereas ingesting, can result in low blood sugar. That is as a result of whereas your physique tries to get rid of the alcoholic substance, it tends to fail in managing blood sugar ranges.

In Non-Diabetics

Low blood sugar is far much less widespread in individuals who would not have diabetes. However, it will probably sometimes occur as a result of following causes:


A research reveals medicines like cefditoren, tigecycline, ertapenem, and clarithromycin are sometimes related to hypoglycemia.

Moreover, some sufferers on antibiotics, together with fluoroquinolones, expertise low blood sugar when taking sulfonylureas or meglitinides. 

Too Much Alcohol

Drinking alcohol closely, particularly with out consuming, can stop the liver from releasing glucose into the bloodstream. As a consequence, it might result in low blood sugar. 

Medical Conditions

Some extreme sicknesses, reminiscent of cirrhosis, kidney illness, coronary heart illness, and extra, can result in low blood sugar.

Kidney issues, specifically, can preserve your physique from eliminating remedy, which might have an effect on sugar ranges due to the surplus drug in your physique. 

Starving Yourself

Low blood sugar is obvious when your physique shouldn’t be receiving the diet it wants, that means you won’t be consuming sufficient meals. Eating issues, whereby people frequently don’t eat, can result in hypoglycemia. 

Insulin Overproduction

Although very uncommon, a tumour within the pancreas, generally known as insulinoma, can result in the overproduction of insulin, which might then result in low blood sugar.

Similarly, different tumours may result in an overproduction of gear like insulin inflicting the identical impact. Additionally, uncommon cells within the pancreas can produce insulin excessively, resulting in hypoglycemia. 

Hormone Imbalance

Certain adrenal gland and pituitary gland issues can result in an imbalance within the hormones that regulate glucose manufacturing or metabolism. In these circumstances, if there may be too little glucose within the blood, that might result in hypoglycemia.

The HealthifyMe Note

For those that have diabetes, diabetes medicines could trigger occasional low blood sugar incidence. However, if you happen to would not have diabetes, then having low blood sugar is uncommon. Such circumstances in all probability come up from medicines, long-term hunger, hormone deficiencies, extra insulin manufacturing, essential medical situations, or alcohol abuse.


If you’re experiencing hypoglycemia and don’t have diabetes, it’s price speaking to your physician to see if there’s an underlying trigger reminiscent of consuming issues, extra insulin manufacturing, or hormone deficiency. Once you recognize the foundation trigger, you and your physician can work on a therapy plan.

Leave a Comment

Your email address will not be published. Required fields are marked *