How to bolster immunity in children? The pivotal role of diet in building the immune system
David Janitzek
2026-03-21
5 min. read
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The immune system of a child is not yet fully developed, which leads to frequent recurrences of respiratory infections. These infections worsen when the child encounters a new situation. The first year of a child's life in a crib or preschool can be associated with the development of diseases up to 10 times a year. The large number of microbes that a young organism has to deal with causes frequent infections that usually run mild. This is a completely natural process.
I'm dreaming
Sleep is a time of regeneration for the body. Not only is it long, but it's also very important. If sleep is shallow and interrupted during the night, we don't get to sleep. It turns out that if a person sleeps at least eight hours a day, the risk of getting sick from exposure to the virus will be three times lower than for people who sleep less than seven hours.
Breastfeeding
Another important aspect of a baby's proper development is healthy nutrition. Sleep and breastfeeding in babies are closely linked. When the baby is fed, it is easier to fall asleep and the sleeping baby usually has a better appetite.
Hygiene Wash your hands frequently
So hygiene among young people is very important, but the theory of the harmful effects of too often washing is also valid. Some time ago, scientists observed that in developing countries, where hygiena is fairly low, infectious diseases (e.g. pneumonia, hepatitis or tuberculosis) pose a major risk. In countries with high standards of living, however, there is a decrease in infection diseases with a single increased risk of allergic and autoimmune infections.
Vaccinations
There has been a lot of controversy surrounding vaccines in recent years. Some are their fierce opponents, others consider them a form of prophylaxis. Vaccines are nothing more than preparations that mimic a natural infection, thereby stimulating the immune system to respond analogously to contact with a real germ. They include weakened or dead microorganisms.
Diet and resistance
Vitamin A has a beneficial effect on the number of T lymphocytes and stimulates the phagocytic activity of young macrophages. Its retinol is present e.g. in milk, eggs, or oils. These are products that are easy to smuggle into a child's diet. Small amounts of egg yolks are extracted from dairy crops, and buttermilk can be added to buttermilks. Vitamin A is the richest component of the plant's life cycle. It is also rich in egg yolk, which is found in the digestive organs and in the red blood cells, but it is also a source of nutrients (such as vitamin B, vitamin A, vitamin C, vitamin D, etc.). It is an important ingredient in the human diet. It can be used to enhance the health of children and young children.
