How Long Does a Chest Infection Last? UK Recovery Guide
Posted on June 23, 2026 by Avery Collins
Most chest infections clear up within 7 to 10 days, though the cough and mucus can linger for up to 3 weeks — even after you start feeling better. Viral chest infections, like bronchitis, usually resolve on their own without antibiotics. Bacterial infections and pneumonia take longer, sometimes 2 to 12 weeks, depending on severity. […]