Aug 7, 2025 - Approximately 31 million people in the U.S., or 10% of the population, live with some form of eczema. But what are the different types of eczema, and why do certain types affect some ...

A hypersensitivity reaction happens when the immune system mistakenly identifies harmless substances as harmful. There are several types of hypersensitivity reactions, depending on the class of ...

Diabetes is a lifelong condition that occurs when the body doesn’t make enough insulin, but the reason for this differs between each type of diabetes. Type one diabetes is an autoimmune disease, where ...