Thickness of breath sounds in both lungs means that the breath sounds in the lungs (both lungs) are increased as a direct result of more air entering the alveoli than normal or a faster flow of air. This symptom can have both physiologic and pathologic causes. 1. Physiological causes: Physiological causes of the body’s metabolic increase, such as strenuous exercise, emotional stress, hyperactivity, etc., leading to deep and rapid breathing, which can be seen in both lungs breath sounds thick. 2. Pathological causes: a variety of diseases that can cause rapid breathing such as hyperthyroidism, hyperthermia, etc. (high basal metabolism caused by increased oxygen consumption to make rapid breathing), or due to hypoxia or other reasons leading to respiratory center excitation, respiratory movement enhancement; can also be seen in various types of acidosis, such as diabetes mellitus caused by diabetic ketoacidosis. Therefore, it is necessary to identify the cause of this condition and treat it according to its etiology.