Colds are acute upper respiratory tract infections, mainly caused by viral infections; rhinitis can be categorized into acute rhinitis and chronic rhinitis. Acute rhinitis is usually part of colds, and rhinitis may also be allergic rhinitis, atrophic rhinitis, chronic hypertrophic rhinitis, and so on. There are differences in etiology, presentation and treatment. Colds are generally called common colds, often caused by viral infections, and are characterized by nasal congestion, sneezing, runny nose, dry throat, sore throat, and general malaise, but with mild systemic symptoms. It starts with a dry cough, followed by a small amount of mucous sputum, which is colorless at first and turns purulent after bacterial infection. Nasal itching, sneezing, followed by nasal congestion, runny nose, initially clear watery, after bacterial infection to yellow pus. 1. Allergic rhinitis: it occurs after contact with allergens, usually without fever and other systemic symptoms. However, there are itching inside the nose, continuous sneezing, and constant flow of watery nasal mucus. 2. Atrophic rhinitis: Nasal congestion is caused by the obstruction of pus crusts in the nasal cavity. Or because of the nasal mucosa sensory nerve atrophy, sensory retardation, although the nasal cavity ventilation, patients feel self “nasal congestion”. 3. Chronic hypertrophic rhinitis: mainly persistent nasal congestion, due to hypertrophy of the turbinate, breathing is not smooth, which can lead to a significant reduction in the sense of smell. Due to the long-term poor nasal ventilation, can lead to head discomfort, head stuffy headache. Colds and rhinitis are common inflammatory diseases of the upper respiratory tract, if the symptoms gradually aggravate should be timely to the regular hospital, the doctor according to the specific conditions to give the correct judgment.