Strong immunity is rare, especially in children. Factors in reducing immunity are a polluted environment, heredity or unhealthy diet.
Balanced diet. it should include enough vitamins, fruits and vegetables. It is advisable to eat boiled fish and meat. Do not forget 80% of immunity is the intestines. Therefore, the child should eat enough dairy products. Protect him from all kinds of chips and soda.
The apartment should have cool air - 18-20 degrees and humidity about 60%. Unfortunately, in winter, when the heating is on, the issue of indoor humidity is acute. Therefore, place a damp towel on top of the battery. It is most rational to purchase a humidifier.
Hardening the child's body. It is best to use passive methods.
Be sure to take your child out for a walk, in any weather.
Make fortified teas for your child. For example, tea with mountain ash. To prepare it, take a spoonful of berries and fill it with two glasses of water, leave for 20 minutes. Add a spoonful of honey instead of sugar.