If a full-term baby has severe nasal congestion, parents can spray or use saline drops in the child’s nostrils to keep the nasal mucosa moist and repair the mucosa, which can reduce the symptoms of nasal congestion. You can also take a warm towel and put it on the top of the baby’s nose, which can effectively promote blood circulation and reduce the baby’s nasal congestion. You can also boil water with ginger for your child’s feet, which can also promote blood circulation and improve the symptoms of nasal congestion. Life to avoid excessive dry air environment, especially in the winter time can purchase air humidifier.