Pulmonology is the subspecialty of inner solution concerned with diseases of the lungs and bronchial tubes, which regularly includes assessment of the upper respiratory tract (nose, pharynx and throat) and in addition the heart. Pulmonologists should first complete seven or more years of restorative school and postgraduate training and come to be board affirmed in Internal Medicine. At that point, for an extra two to three years, they study conditions particular to the respiratory system.