The characteristics of diphtheria can sometimes be similar to a common sore throat. Diphtheria is a disease caused by a bacterial infection that attacks the nose and throat. The spread and transmission of the bacteria that cause diphtheria takes place easily and quickly. That is why it is important to know and recognize the characteristics of diphtheria. Diphtheria generally attacks children under the age of 5 years, the elderly over 60 years, as well as some adults who have never received diphtheria immunization, malnutrition or living in areas where the environment is less healthy. Recognize the Characteristics of Diphtheria The characteristics of diphtheria are different for each person. There are some people who do not experience any characteristics when exposed to diphtheria. There are also those who only show signs such as people who have mild flu. Here are some of the characteristics of diphtheria that you should be aware of, including: Sore throat A thick, grayish laye