This reduces the concentration of glucose in the blood.After a meal, the level of the indicator increases, especially if it contained carbohydrates.
Sugar decreases over time, gradually reaching the average value, that is, it changes during the day.Normal postprandial blood sugar levels vary from person to person, but there are certain averages.
Sugar level after a meal
If the patient's relatives suffer from diabetes or pancreatic disease, he is at risk.It is important for him to perform an examination with a stress test (determination of sugar level after consuming a glucose solution).The patient should know how much sugar to increase after a meal.
Table of blood sugar levels after meals as a function of elapsed time.
| Time after eating | Glucose concentration, mmol/l |
|---|---|
| On an empty stomach | 3.3-5.5 |
| 1 hour | 7.8-8.7 |
| 2 hours | 6.5-7.7 |
| 3 o'clock | 6-6.5 |
| 4 o'clock | 5.5-6 |
| 5 o'clock | 4-5.5 |
After 6 hours, blood sugar levels return to normal in a healthy person;the body needs an additional source of energy.This is especially important in case of hypoglycemia, i.e. low blood sugar.The patient must know when the next meal should be eaten.
The reason for the differences
There are a number of reasons why sugar levels may be different from normal values.It is important for the doctor to determine why the glucose rises after a meal.If you only treat the symptom, the disease will reappear.
Nutritional factor
A person has an excessive amount of sugar in their diet.If the patient eats fatty, fried, spicy foods, the condition becomes more complicated
Time after meal Glucose concentration, mmol/l Fasting 3.3-5.5 1 hour 7.8-8.7 2 hours 6.5-7.7 3 hours 6-6.5 4 hours 5.5-6 5 hours 4-5.5
After 6 hours, blood sugar levels return to normal in a healthy person;the body needs an additional source of energy.This is especially important in case of hypoglycemia, i.e. low blood sugar.The patient must know when the next meal should be eaten.
The reason for the differences
There are a number of reasons why sugar levels may be different from normal values.It is important for the doctor to determine why the glucose rises after a meal.If you only treat the symptom, the disease will reappear.
Nutritional factor
A person has an excessive amount of sugar in their diet.If the patient eats fatty, fried, spicy foods, the condition becomes more complicated.
Glucose binds to cholesterol, forming plaques.There is an increased risk of vascular occlusion, which causes tissue or organ necrosis (death).
A common complication of an unhealthy diet is obesity.The patient has a large amount of fat deposits.
Physical inactivity
If the patient has a hereditary tendency to hyperglycemia, the situation becomes more complicated in the absence of an active lifestyle.The blood stagnates and glucose accumulates together with cholesterol in certain areas of the vessels.
Inflammatory diseases of the pancreas
When inflammatory processes occur in an organ, beta cells reduce insulin production.It is necessary for the transport of sugar and its passage into the cells.In the case of a single acute inflammation, mild glycemia appears.If the process has become chronic, the indicator is significantly overestimated.
If the inflammatory process does not affect the islets of Langerhans of the pancreas, the amount of sugar remains within normal limits.
Stress
In case of severe stress, the body produces cortisol and adrenaline.As a result, heart rate increases, blood pressure rises, and more glucose is produced.The latter phenomenon is due to the fact that the body needs energy for self-defense.
Diabetes mellitus
This is a disease that develops due to insufficient insulin production (type 1).
Another reason is the lack of hormone action at normal blood concentrations (type 2).Glucose does not reach the cells or cannot pass through their membranes.The cells send a signal of lack of energy to the central nervous system.In response, the liver produces glucagon, which further increases sugar levels.
Infectious and viral diseases
If someone is prone to developing diabetes mellitus, then hyperglycemia can develop when an infectious or viral agent enters the blood.This reaction is a protective tool in the fight against pathogenic microorganisms.
Pregnancy
During pregnancy, the hormonal balance changes, and as the fetus grows, the pressure on the internal organs increases.Pregnancy is characterized by an increase in normal glucose values, as the body needs additional energy to feed the fetus.
Gestational diabetes or hyperglycemia becomes common during pregnancy.
Why does blood sugar change after eating?
Once food enters the gastrointestinal tract, it is processed and absorbed.Nutrients enter the blood.These include proteins, fats and carbohydrates.These indicators add up to the calorie content.
Insulin is produced in response to an increase in sugar levels.It is a hormone that transports glucose to cells and transports it across the membrane.
Sugar takes time to deliver.Some target organs are located in distant (distant) parts of the body.The concentration of the indicators decreases hourly as the cells consume nutrients.
Methods for measuring blood sugar
There are the following ways to measure blood sugar:
- collecting capillary (from the finger) or venous blood and then determining the indicator with laboratory equipment,
- measurement with a glucometer that pierces the skin and collects a minimal amount of capillary blood,
- using test strips that drip blood after pricking the skin,
- non-invasive methods that work by determining the patient's physical parameters (pressure, temperature) and using electromagnetic and ultrasound data,
- continuous measurement of the indicator with monitor devices that change every two weeks.
The dangers of low and high sugar levels
Low blood sugar is called hypoglycemia.In this condition, the cells do not receive enough glucose.It does not enter the brain, which causes a decrease in the activity of the central nervous system, and nerve impulses do not pass to the organs and tissues.
If the blood glucose is elevated, this condition is called hyperglycemia.It is characterized by increased blood sugar.It accumulates in the blood plasma and inside the cells.
If the patient has missing or resistant cells to insulin, blood sugar levels will build up because of this.The condition is characterized by increased blood pressure and risk of cardiovascular disease, which can lead to tissue or organ death.
Treatment of hyperglycemia
Treatment of hyperglycemia requires a diet that reduces the flow of carbohydrates into the gastrointestinal tract.Therapy should be comprehensive.This includes medicines and folk remedies.
Medicines
In order to reduce the blood sugar level, the consumption of cells must be increased.Insulin analogues are used for this purpose.The medicine must be taken daily, after each meal.
There are long-acting insulin preparations that are administered subcutaneously in the form of capsules.They produce a medicine that lasts a long time.Capsules are replaced after the expiration date.
If the effect of insulin is not sufficient, drugs are added to increase its effect.
Folk remedies
The first thing a diabetic should do is drink their daily water.If consumed in an amount of at least 2 liters per day, the blood plasma increases and the concentration of substances in it decreases.In other words, the blood becomes thinner.
Solutions of the following herbs reduce blood sugar levels:
- chamomile,
- chicory,
- rosehip,
- bay leaf.
Garlic infusion and lemon juice are used.All of these herbs help reduce blood sugar levels and the risk of cardiovascular disease.
Treatment of hypoglycemia
Hypoglycemia is a condition in which the blood sugar level is low.The main reason for this is the nutritional factor, i.e. insufficient intake of carbohydrates into the blood.Such patients need to eat constantly, eat foods with a high glucose content (sweets, chocolate).
The treatment should be done comprehensively.Medical and folk remedies are used.
Medicines
The main thing in the treatment of hypoglycemia is the constant consumption of foods containing a large amount of carbohydrates.The products are used every 2-3 hours, this reduces the risk of a sudden drop in sugar.
If the patient's blood sugar level drops sharply, emergency measures should be taken.In a hospital setting, such patients are given a glucagon or dextrose solution.
Folk remedies
Folk remedies include herbs and berries that contain large amounts of sugar.Decoctions of rose hips, black currants, yarrow, sea buckthorn, calendula and thyme are used.
They can be used separately or together.All these plants contain large amounts of sugar and can accumulate in the body.That is, the concentration of the indicator remains stable for a long time and does not decrease.
Hyperglycemia and hypoglycemia are dangerous for the human body.If detected, you need to follow a diet, use medical and folk remedies.It is important that patients know what the norm is after a meal.This allows you to control your level, prevent complications, excessive blood sugar levels or low blood sugar.It is important to visit your doctor regularly to monitor the disease.
Diet
In case of hyperglycemia, the body's carbohydrate load must be reduced.To do this, completely remove sweets, chocolate, sweet fruits and baked goods.
Diabetic patients must calculate the glycemic index for each meal, which cannot exceed 70 units in case of illness.
If the patient experiences hypoglycemia, the food is consumed 6-7 times a day in small portions.This maintains a constant concentration of carbohydrates in the body.You must bring sweets and chocolates with you;it is used when a person feels dizzy or ill.