Respiratory tract diseases are illnesses that affect components of the respiratory system, including the nasal passages, the bronchi and the lungs. They range from acute infections, such as ...

Parts of the model represent different parts of the respiratory system as shown here. The model, which is air tight, represents the thorax, and air is only able to enter via the glass tube which ...

Purpose: Evidence on the efficacy and safety of complementary and alternative medicine (CAM) for the prevention and treatment of upper-respiratory-tract infection (URTI) in children is reviewed.