The baby’s excessive boogers may be related to physiological factors, or it may be due to the occurrence of rhinitis, colds and other diseases. 1. Physiological factors: If you don’t clean your baby’s nasal cavity often or if your baby is often in a warmer environment, it may lead to a lack of moisture, and thus the symptom of excessive boogers may occur. 2. Rhinitis: If there is rhinitis, the nasal secretion increases and is not discharged in time, which may lead to the symptom of excessive boogers. 3. Respiratory tract infection: if the baby has a cold, it may lead to congestion and edema of the nasal cavity, and the secretion increases, so the symptom of excessive boogers will appear. Parents must observe the baby’s condition more often, if the boogers are caused by the disease need to consult a doctor in time for examination and treatment.