I also have a fitness studio. I’ve searched the internet then eventually use some information from all the good ones I’ve found to create mine. If you’d like – I can send you the one I have and you can replace my company name with yours.
shoot me an email: [email protected]
There are forms on this site that are very useful. Check the icons on your homepage. I would check to see if you need (or should have) a paper copy of a signed waiver for legal purposes. Although digital signatures are used more and more now, I do not know if that is legally recognized in all cases.