Release Of Liability Agreement

A beautiful ladt asked to provide private services at home. She has MS and needs care and help a few times a week. I am not a business nor want to be. What is the best way to make sure I was not going to get sueda Should I ask him to sign an agreement releasing liabilitya Would it really protect mea

Thank you,
Joe

It's a good idea but I like to have a lawyer that he establishes.