Six-year-old boy often deep breathing may be respiratory tract infection, allergic diseases, tics, etc., should be timely consultation to identify the cause. 1. Respiratory tract infections: if the child has chronic pharyngitis, chronic cough, respiratory tract infections, the child can have a deep inhalation performance. 2. Allergic diseases: such as allergic rhinitis and allergic asthma, the child has bronchospasm, nasal congestion and other symptoms, which may affect the function of ventilation and feel that there is not enough air to produce a long inhalation. 3. Tourette’s syndrome: Tourette’s syndrome has a variety of manifestations. In the early stage, it may be the manifestation of deep inhalation, and in the severe development, it may have the symptom of squeezing the eyes. This symptom alone is not enough to diagnose the disease, and may be caused by other factors, such as myocarditis. It is recommended that the patient should consult a doctor in time to identify the cause of the disease and provide targeted treatment.