Runny nose into nasal congestion, may be a process of natural healing of the disease, but also by acute rhinitis into chronic hypertrophic rhinitis may be, acute sinusitis into chronic sinusitis and so on. 1. The natural recovery process of the disease: when the nasal mucosa appears to repair, the secretion is gradually reduced, from the previous runny nose into nasal congestion, so it may be a process of recovery and improvement. 2. Acute transformation into chronic hypertrophic rhinitis: this disease is characterized by chronic inflammation leading to persistent nasal congestion, nasal discharge may not be much, but viscous, not easy to blow out, or may be accompanied by decreased sense of smell, and some patients will have tinnitus, tearing. 3. Acute sinusitis develops into chronic sinusitis: sinusitis is also characterized by nasal congestion is more serious and persistent, caused by the swelling of the nasal mucosa and secretion aggregation, at the same time can be accompanied by pus, a considerable portion of the people appeared to have a headache and localized pain, smell loss, sinus mouth blockage will be secretion discharged poorly, only manifested in the symptoms of nasal congestion. Runny nose into nasal congestion, it is still recommended to consult a doctor in a timely manner to identify the causes and cooperate with the doctor for standardized treatment.