ELI5: Explain Like I'm 5

Major depressive disorder

Major depressive disorder is a type of illness that makes you very sad and not able to enjoy things. It can make it hard to do things like going to school or work or even seeing friends or family. It can last for weeks or months at a time and the feelings can be so bad that it's hard to do anything. With help, you can learn ways to manage the feelings and help make life easier.