upper respiratory symptoms in adults
The early symptoms of acute respiratory infection usually appear in the nose and upper lungs. Other symptoms include: 1  congestion, either in the nasal sinuses or lungs. 2  runny nose. 3  cough. 4  sore throat. 5  body aches. 6  fatigue.
Respiratory Tract Infections (Definition). An infection of the upper or lower respiratory tract. Upper respiratory tract infections include the common cold, laryngitis, pharyngitis, tonsillitis, sinusitis and otitis media. Lower respiratory tract infections include bronchitis, bronchiolitis, tracheitis and pneumonia.
Common upper respiratory tract infections include: 1  the common cold. 2  tonsillitis â infection of the tonsils and tissues at the back of the throat. 3  sinusitis â infection of the sinuses. 4  laryngitis â infection of the larynx (voice box). 5  flu.