A contagious skin infection, impetigo is caused by staphylococcus and streptococcus bacteria. It is more prevalent among children aged 2 to 5, however, even adults can contract it. This condition is characterized by red blisters containing yellow fluids. Usually, these sores ooze and eventually turn into a crusty brown layer. Typically, impetigo can occur on the face (mouth and nose), hands, diaper area, neck, etc. Causes of impetigo in children Impetigo contagiosa and bullous impetigo are two types of impetigo affecting children. The following are the most common causes because of which your child might be susceptible this bacterial infection. Direct contact with a person who is dealing with impetigo. Touching or using the things of an individual who has contracted impetigo such as towels, toys, clothes, etc. An injury to the skin can often be a gateway for bacteria causing impetigo. They can easily be introduced into the body via minor cuts or scrapes. Insect or animal bites can result in an impetigo infection too. How do adults contract impetigo? Although it’s rare, apart from young kids, older children or adults too can get infected by impetigo. The following factors can be responsible for the onset of impetigo in grown-ups Lack of hygiene Diabetes Weak immunity Being exposed in crowded places such as schools, public transports, etc.