Diphtheria Symptoms and How It Spread
A Rare but Vaccine-Preventable Bacterial Infection Diphtheriais a bacterial infection that commonly affects the nose and throat. A characteristic sign of a diphtheria infection is a thick, hard, grayish coating inside your throat. The widespread use of diphtheria vaccines has reduced the incidence of the disease worldwide. Between 2017 and 2022, the number of cases reported annually has hovered between around 8,000 and 23,000. Diphtheria can start similarly to a normal respiratory infection with mild flu-like symptoms....