I dodged the surgery for three years, enduring the pain like a stubborn warrior. Mostly because I made the big mistake of researching hip replacement surgery like I do everything. Once I found out that they basically rip your leg off, hollow out your hip socket and glue a new socket in, hack off the top of your thigh bone and drive a 6-8 inch spike with the end of a curtain rod down into that thigh, then attach it together to make a new ball and socket joint, I opted for the ZERO!!