1, breastfeeding Before birth, babies can receive antibodies through the placenta to obtain immunity. After birth, breast milk contains a kind of immunoglobulin, with it can resist the invasion of allergens and bacteria, enhance the baby’s immunity. Breastfeeding not only strengthens the baby’s resistance, but also protects the baby’s digestive system, respiratory system and ears from infection, and this protection can even continue for many years after the end of breastfeeding. 2, nutritious food What kind of food to choose depends on the stage the baby is in: (1) within the first 3 months of life, breast milk is the best nutritional food (there is no way breastfeeding or formula is the best choice); (2) after 6 months, into the stage of complementary feeding, breast milk (or formula) and complementary food is the parallel best food; (3) after a year of age, the solid food suitable for babies should be the most appropriate choice . Be sure to eat more vegetables and fruits, and diversify the diet, do not always eat some specific foods, which is easy to create nutritional deficiencies. 3, sports and exercise Sports and exercise is a good way to enhance the baby’s immunity, not only can promote the circulation of lymph in the baby’s body (because lymph has a lot of infection-fighting cells), but also help the baby appetite. So no matter what age the baby is, no matter what season, you should encourage your child to exercise more and enhance their physical fitness. 4, more sunshine We all know that too much sunshine is harmful to babies’ skin, but appropriate natural light can ensure that your baby’s immune system works properly. It is recommended that parents in good weather conditions, you can take your baby outside every day to receive some natural light, especially for newborn babies, which can effectively prevent rickets. 5, adequate sleep Poor sleep will make the body responsible for dealing with viruses and tumors T-cells reduce the number of chances of getting sick. Therefore, from the birth of the baby, every day to record his milk, sleep time, patiently help the baby to establish a routine, and when the child is older, also try to ensure that every day work and rest regularly. 6, balanced nutrition Do have fine, not sweet and salty, three, four or five meals, seven or eight minutes full. At the same time to appropriate supplement carbohydrates, high protein, vitamin A, vegetables, fruits and so on. Eat a diet low in sugar, because consuming a diet high in sugar can interfere with the immune function of white blood cells. In addition to frozen, raw, cold, cold food also try not to eat. 7, do not be afraid of germs Slight germs infection, such as: cold, fever and other diseases, is able to help the baby perfect immunity. Therefore, when the baby fever, cold, mother need not be too nervous, do a good job of care can be.