When the glucose levels in the blood increase too much, it leads to Hyperglycemia. This high level of blood glucose can further lead to diabetes and even cause other complications in the future. In standard terms, when the fasting blood glucose level is more than 126mg/dL, it can be termed as Hyperglycemia. In the same manner, any reading of 200mg/dL after having meals is also considered a clear symptom of this condition. Obesity and other diabetes-related illness can be the primary cause of this condition. It can be easily controlled if it has not yet triggered diabetes. Even after that stage, you can control this by managing your diet and overall lifestyle. Apart from that, even regular intake of diabetes medication will help you to keep the blood glucose in control in the body.

Types of Hyperglycemia

-  Hyperglycemia while fasting : When you have not eaten any food and had any liquids for the last eight hours, the blood sugar level should be less than 130 mg/dL. When it is more than this level, it is termed as fasting hyperglycemia and this can lead to health complications if not treated at the right time.

-  Hyperglycemia after food : In normal cases, the blood sugar levels increase after having food. However, it does not go beyond 140 mg/dL in normal healthy people. But when the sugar levels go beyond 180 mg/dL within few hours after having food, it is termed as postprandial hyperglycemia.

Symptoms of Hyperglycemia

- In the early stages, this condition can lead to increased thirst which will be obviously abnormal and you will be able to clearly notice this symptom.

- Other than that, many people complain about feeling tired even without doing any strenuous work. It causes fatigue and your body will not have the suitable strength to lead an active life.

- Some people also experience weight loss due to this condition and this should not be taken lightly as it can further lead to various complications.

- Even the blood sugar can go close to 200mg/dL when you are suffering from this condition and you should immediately approach your doctor to get suitable medication.

- It is also common to notice problems with vision and most people experience blurred vision due to this condition.

- It will also lead to problems with regards to concentration and also cause frequent headaches.

- Many people will have less control over the bladder in this situation and they will have to pee regularly while suffering from this condition.

- In the advanced stages when this condition is not treated in the early stages, you will even notice that cuts and sores take a long time to heal.

- It can even cause various skin infections and women even experience vaginal infections due to this condition.

- The feet can become insensitive due to nerve damage and some people also face problems with their libido as this can lead to erectile dysfunction.

- It can even cause hair loss and affect the vision badly in advanced stages.

- Few people also have problems with digestion and it may lead to diarrhoea or even constipation depending on various conditions.

Causes of Hyperglycemia

- An increase in blood sugar level can happen due to various reasons. While it is not a matter of concern when it is only for a limited duration, it can cause complications and lead to diabetes when this happens in the long run.

- Remember that the sugar levels in the blood can easily go up when you eat a high carbohydrate meal. If you are already suffering from diabetes, you should manage the intake of insulin properly and ensure that you will be able to balance the diet so as not to increase the sugar levels by a huge margin.

- When you are having diabetes, it becomes essential to take insulin in any form regularly as missing this can immediately shoot up the blood sugar levels.

- This condition can also be the result of an infection and you should get yourself examined thoroughly by a doctor to treat the infection.

- Even general sickness can cause an increase in blood sugar levels. However, in most cases, this will be a temporary reaction and your body will come back to normal after you are cured of illness.

- Never underestimate stress as this can wreak havoc within your body. It can trigger diabetes by increasing the blood sugar levels and also lead to other health complications in the future.

- Leading a sedentary lifestyle without any exercise can trigger diabetes as your body will not be able to absorb the food completely and this leads to high levels of sugar in the blood.

- You should also be careful when you are involved in extreme sports activities as this can shoot up the sugar levels in the blood when your insulin levels are not sufficient in the body.

Diagnosis of Hyperglycemia

- Your doctor will be able to diagnose hyperglycemia by checking the sugar levels in your blood. In this regard, a simple blood test will determine the blood sugar levels in your body and you will be prescribed suitable medication when the levels are too high and symptoms of hyperglycemia are noticed.

- To begin with, you need to understand that the readings may differ slightly for people based on their age and other health conditions. In simple terms, when you are pregnant, the normal range can be slightly higher than the usual level. In the same manner, senior citizens may have a different level for what can be considered normal with regards to their overall health condition.

- In general terms, any reading above 130 mg/dL before meals is considered abnormal and if this is happening on a regular basis, you need to get treated for hyperglycemia condition. In the same manner, any reading of more than 180 mg/dL is considered abnormal after having meals. In this way, the other symptoms along with this reading are considered while diagnosing this condition.

Prevention of Hyperglycemia

- The basic thing you need to do to prevent this condition is to monitor your blood sugar level on a regular basis. If you are close to the danger zone in terms of blood sugar levels, you should monitor them every day as this condition can progress at a rapid pace depending on your lifestyle and eating habits.

- Make a note of your blood sugar readings and mention them when you visit your doctor for a medical checkup. This will help them to ascertain your health condition and they will suggest a suitable diet or medication treat your condition.

- If you are prescribed any medication by your doctor to deal with other health issues, you should take them seriously and ensure that you do not miss them. This can lead to an imbalance in blood sugar levels and cause complications in the future.

- You should also have a proper exercise regime as this will provide energy to your body in the long run and help you to burn calories effectively. You will also be able to prevent obesity that can cause diabetes and other health complications.

- Always eat the right kind of food that provides good nutrition to your body in a natural way. Avoid processed foods as they are high in calories and soft drinks that contain a lot of sugar. Remember that eating the right kind of food means that your insulin balance will be in proper order and you will not have any risk with hyperglycemia condition.

Treatment for Hyperglycemia

- A major part of the treatment for this condition begins with making suitable changes to your lifestyle and eating habits. You need to exercise on a regular basis to avoid this condition in the first place. Even when you are having diabetes, you should make it a point to work out regularly as this will help you to keep your weight in control. This can reduce the ketones in your body by effectively burning fat.

- You should also change your eating habits and include the foods that will help you to balance the insulin production in the body. You can consult your doctor in this regard and get the proper diet plan that will benefit you in this situation.

- When there is an excess loss of fluids in the body due to this condition, you will be given intravenous fluids as this will help you to recover your health in quick time. This is usually done in an emergency situation when the patient has lost the strength to perform everyday activities.

- Finally, insulin therapy is used to maintain the blood sugar levels in the body. Remember to take your medication properly as advised by your doctor to avoid further complications.

Complications of Hyperglycemia

- In the long run, when hyperglycemia is not treated properly, it can lead to cardiovascular disease. The additional pressure on the heart due to this condition will weaken the muscles and create a lot of complications in future.

- It can also lead to nerve damage as the brain will not get the required quantity of oxygen due to a high level of sugar in the blood.

- This also puts a lot of pressure on the kidneys and eventually contributes to kidney failure in many cases.

- When the blood vessels of retina get damaged due to this condition, it can even cause blindness in extreme cases. However, even in normal cases, you will notice a blurred vision in many people suffering from this condition.

- Few people have problems with clouding in the lens area and this can lead to cataract conditions.

- Due to poor circulation of blood to the lower region of the body, it can cause various infections as the nerves get damaged easily in this region. In extreme cases, it leads to amputation of legs.

- When this condition affects you in the middle age, you are bound to suffer from bone problems and you will also notice that the joints become very weak due to this condition.

- It also makes the skin prone to various problems and leads to bacterial and fungal infections.

- When there is a lack of insulin in the body, it can lead to diabetic ketoacidosis where the body produces ketones that are toxic acids. When this condition is neglected for a long duration, it can even lead to coma and become fatal.

Myths about Hyperglycemia

Myth #1: Hyperglycemia is not life-threatening :

This is a myth and it can even be fatal when you ignore your medication and lead an erratic lifestyle. Remember that the condition can get worse in quick time and you need to be careful about taking medicines at the right time.

Myth #2: Hyperglycemia affects only obese people :

This is not true at all and it can affect even underweight people. This condition depends more on the blood sugar levels in the body. However, obesity can be a huge contributing factor to this condition and they are more likely to get hyperglycemia when compared to normal people.

Myth #3: Hyperglycemia leads to vision loss :

This does not happen in every case and when you are able to keep the blood sugar levels under control, you will not face such complications. Only in extreme cases, it can cause blindness and even then, it will not happen all of a sudden and the vision deteriorates over a period of time.


You should always be very careful about what you eat and also maintain an active lifestyle. This will help you to manage the sugar levels in the blood and you will not face complications with hyperglycemia. Remember that once you are prone to this condition, you should always monitor the sugar levels and ensure that you are close to the normal range. It is possible to control the situation by taking proper medication and you need to pay attention towards keeping the insulin balance in your body. Apart from that, you should also pay attention to complications of this condition and ensure that it does not aggravate in the future. There is no need to worry about this condition when you take your medicine regularly and eat a healthy diet. You can live with this condition for many years and even lead a normal life without any hassles.

Last updated on : 14-09-2018

Disclaimer : Docprime doesn’t endorse or take any guarantee of the accuracy or completeness of information provided under this article and these are the views strictly of the writer. Docprime shall not be held responsible for any aspect of healthcare services administered with the information provided on this article.

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