An updated edition of the essential guide to dealing with common respiratory illness, featuring a new chapter offering practical strategies on how to prevent, treat, and recover from Covid-19. From cold and flu to pneumonia and bronchitis; from tonsillitis and sinusitis to SARS, eminent pulmonologist Neil Schachter, M.D., explains how to treat and prevent common respiratory illnesses and protect yourself from Covid-19. The Good Doctor's Guide to Colds...