Baby nasal sound but no nasal snot has the following reasons: 1. Consider a mild cold, mostly due to the cold caused by the swelling of the nasal mucosa, affecting the smooth flow of breathing and a sound that can be said to belong to the pre-cold performance. This common cold has a certain degree of self-healing, pay attention to keep warm, drink more water. 2, may belong to the allergic reaction, allergic to cold air or pollen and other substances, causing swelling of the nasal mucosa and clinical performance, can be appropriate in the baby nasal wings on both sides of the hot compress, with relief. 3, rhinitis can also lead to heavy nasal sound, no runny nose, nasal cavity inflammation, edema of the mucosa leading to nose breathing The nasal voice can then be aggravated. This is the time to recommend symptomatic treatment, when mild rhinitis attack, can appear not runny nose, only nasal sound, need timely treatment, you can spray some drugs to relieve nasal mucosa edema, can quickly and effectively relieve nasal congestion. 4, nasal foreign body can also lead to heavy nasal sound, not runny nose, parents pay attention to observe the baby’s nasal cavity has no foreign body, if there is a foreign body, should promptly go to the hospital for symptomatic treatment.