These symptoms may indicate an upper or lower respiratory tract infection, such as the common cold, sinusitis, or bronchitis. Management includes adequate rest, increased fluid intake, and steam inhalation to relieve nasal congestion. Over-the-counter antipyretics, antihistamines, or saline nasal sprays may help alleviate symptoms. If symptoms persist, worsen, or are accompanied by high fever or breathing difficulty, prompt medical evaluation is strongly advised.