Massage Chairs

Nicole • https://www.facebook.com/JustysBoutique/
Is it safe to sit in massage chairs? It's one of those pad things you plug in and put on a chair. 
I know you can get prenatal massages at spas, but I know you have to be in your second trimester. 
I'm only 14 weeks, think it would be a bad idea to sit in a massage chair? 🤔