This reduces the concentration of glucose in the blood.After eating a meal, the level of the indicator increases, especially if it contains carbohydrates.
Sugar decreases over time, comes to average values gradually, that is, it changes throughout the day.Normal postprandial blood sugar levels vary from person to person, but there are certain averages.
Sugar level after meals
If the patient has relatives with diabetes mellitus or pancreatic disease, he is at risk.It is important that he undergo an examination with a stress test (determination of sugar after drinking a glucose solution).The patient should know how much sugar should rise after eating.
Table of blood glucose levels after meals, depending on the 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 hours | 6-6.5 |
| 4 hours | 5.5-6 |
| 5 hours | 4-5,5 |
After 6 hours, the blood glucose value in a healthy person returns to normal;the body needs an additional source of energy.This is especially important in case of hypoglycemia, that is, a decrease in the concentration of sugar in the blood.The patient should know at what time the next meal should be eaten.
The reason for the deviations
There are many reasons why sugar readings differ from normal values.It is important for the doctor to identify why glucose rises after meals.If you only treat the symptoms, the disease will reappear.
Nutritional factor
A person includes excessive amounts of sugar in his diet.If the patient eats fatty, fried, spicy foods, the condition becomes more complicated
Time after food 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, the blood glucose value in a healthy person returns to normal;the body needs an additional source of energy.This is especially important in case of hypoglycemia, that is, a decrease in the concentration of sugar in the blood.The patient should know at what time the next meal should be eaten.
The reason for the deviations
There are many reasons why sugar readings differ from normal values.It is important for the doctor to identify why glucose rises after meals.If you only treat the symptoms, the disease will reappear.
Nutritional factor
A person includes excessive amounts of sugar in his diet.If the patient eats fatty, fried, spicy foods, the condition becomes more complicated.
Glucose binds to cholesterol, forming plaques.The risk of blockage of the vessel increases, which causes necrosis (death) of the tissue or organ.
A common complication of an unhealthy diet is obesity.The patient has a large amount of fatty deposits.
Physical inactivity
If the patient has a hereditary predisposition to hyperglycemia, the situation becomes more complicated in the absence of an active lifestyle.Blood stagnates, and glucose together with cholesterol accumulates 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 distribution and transfer of sugar into the cells.With a single acute inflammation, mild glycemia appears.If the process has become chronic, the indicator is greatly overestimated.
If the inflammatory process does not affect the islets of Langerhans of the pancreas, the amount of sugar remains within normal limits.
Stress
When severe stress occurs, the body produces cortisol and adrenaline.As a result, heart rate increases, blood pressure increases, and extra glucose is produced.The last phenomenon is due to the fact that the body needs energy aimed at self-defense.
Diabetes mellitus
This is a disease that develops due to insufficient production of insulin (type 1).
Another reason is the lack of hormone function at its normal concentration in the blood (type 2).Glucose is not delivered to the cells or cannot pass through their membrane.The cells send a signal to the central nervous system about the lack of energy.In response, the liver produces glucagon, which further increases sugar levels.
Infectious and viral diseases
If a person has a predisposition to develop diabetes mellitus, hyperglycemia can develop when an infectious or viral agent enters the blood.This reaction is a protective device in the fight against pathogenic microorganisms.
pregnant
When pregnancy occurs, 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.
During pregnancy, gestational diabetes or hyperglycemia becomes common.
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 are added to the calorie content.
In response to the increase in sugar, insulin is produced.This is a hormone that sends glucose into cells and transports it across their membrane.
It takes time to transport sugar.Some target organs are located in distal (distant) parts of the body.The concentration of indicators decreases every hour as the cells consume nutrients.
Methods for measuring blood sugar
There are the following ways to measure blood sugar:
- collection of capillary (from the finger) or venous blood with subsequent determination of the indicator using laboratory equipment,
- measurement using a glucometer, which pierces the skin and collects a minimal amount of capillary blood;
- the use of test strips that bleed after piercing the skin,
- non-invasive methods that work by determining the patient's physical parameters (pressure, temperature), the use of electromagnetic data and ultrasound,
- continuous measurement of the indicator using monitoring devices, which change once 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 there is no transmission of nerve impulses to organs and tissues.
If there is an increase in blood glucose, this condition is called hyperglycemia.It is characterized by an increase in the level of sugar in the blood.It accumulates in blood plasma and inside cells.
If the patient has missing or insulin-resistant cells, blood sugar builds up for this reason.The condition is characterized by increased blood pressure and the risk of cardiovascular disease, which can lead to tissue or organ necrosis.
Treatment of hyperglycemia
To treat hyperglycemia, a diet that reduces the flow of carbohydrates in the gastrointestinal tract is necessary.Therapy should be comprehensive.It includes medications and folk remedies.
MEDICINES
To reduce blood sugar, it is necessary to increase its consumption by cells.For this purpose, insulin analogs are used.The drug should be administered daily after meals.
There are long-acting insulin preparations that are administered subcutaneously in the form of capsules.They produce a medicine that lasts for a long time.Capsules are replaced on the expiration date.
If the action of insulin is not sufficient, drugs are added that increase its effect.
Folk remedies
The first thing a diabetic should do is drink his daily amount of water.If consumed in quantities of at least 2 liters per day, the blood plasma becomes larger and the concentration of substances in it is lower.That is, the blood is diluted.
The following herbal solutions help lower blood sugar:
- chamomile,
- chicory,
- rose,
- bay leaves.
Garlic infusion and lemon juice are used.All of these medicinal plants help reduce blood glucose levels and the risk of cardiovascular disease.
Treatment of hypoglycemia
Hypoglycemia is a condition in which blood sugar levels are low.The main reason is the nutritional factor, i.e. insufficient intake of carbohydrates in the blood.Such patients should constantly eat, have food with high glucose content (sweets, chocolate).
The treatment should be carried out comprehensively.Medical and folk remedies are used.
MEDICINES
The main thing in the treatment of hypoglycemia is the constant consumption of food with a large amount of carbohydrates.The products are applied every 2-3 hours, this reduces the risk of a sharp drop in sugar.
If the patient's blood glucose level drops significantly, 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.A decoction of rose hips, black currants, yarrow, sea buckthorn, calendula and thyme is used.
They can be used separately or together.All these plants contain large amounts of sugar and have the ability to 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 they are detected, you should adhere to a diet, use medical and folk remedies.It is important for patients to know what the rate is after meals.This will allow you to control its level, prevent complications, excess or decrease in blood glucose levels.It is important to visit your doctor periodically to monitor the disease.
diets
In case of hyperglycemia, it is necessary to reduce the load of carbohydrates in the body.To do this, completely remove sweets, chocolate, sweet fruits and baked goods.
A diabetic should calculate the glycemic index for each meal, which in case of illness should not exceed 70 units.
If the patient experiences hypoglycemia, food is consumed 6-7 times a day in small portions.This maintains a constant concentration of carbohydrates in the body.You must have sweets and chocolate with you;they are used if a person feels dizzy or unwell.