symptoms of respiratory illnesses
Respiratory symptoms are common symptoms of lung or heart conditions, emotions, or injury. The medical terms for respiratory symptoms include dyspnea (difficulty breathing), tachypnea (rapid breathing), hypopnea (shallow breathing), hyperpnea (deep breathing), and apnea (absence of breathing).
In severe cases. Respiratory syncytial virus can lead to a lower respiratory tract illness such as pneumonia or bronchiolitis â an inflammation of the small airway passages entering the lungs. Signs and symptoms may include: 1  Fever. 2  Severe cough. 3  Wheezing â a high-pitched noise that's usually heard on breathing out (exhaling).