Baby boogers blocked ventilation can be seen in physiological phenomena, can also be seen in colds and other pathological changes, can be relieved through general treatment and medication. 1. Physiological phenomenon: if the external environment is too dry, the baby’s nasal cavity secretion of liquid to reduce the nasal cavity dry, secretion paste in the nostrils and lead to. Need to pay attention to maintain a certain degree of humidity in the air, open the window more ventilation, strengthen the indoor air circulation; if necessary, you can use physiological sea saline nasal spray to relieve the symptoms. 2. Pathological changes: such as colds, can lead to an increase in nasal secretions, excessive secretions gathered condensation in the front of the nasal cavity and blocked nostrils. You can use a hot towel to apply hot compresses to the root of the baby’s nose to relieve, but also under the guidance of a doctor to use saline to gently wipe the baby’s nostrils, to help the baby clean up nasal secretions, and at the same time need to pay attention to the treatment of the original disease. If the baby always appear nasal congestion, it is recommended to consult a doctor in a timely manner, follow the doctor’s instructions to check and follow the doctor’s instructions for treatment.