It’s sad but true: Most of us don’t always read the fine print. If you’re eager to get on with the treatment and you trust your doctor, you may not stop and read every document closely. That’s a mistake—and we asked an expert to explain why.

Ahead, we dive into common things you should know about or may see in consent forms, although this is by no means an exhaustive list. Read this before you sign on the dotted line.