Alex Rodriguez's romance with fitness coach Meghan Hayden appears to be moving fast. Who she is, how they met and why the couple is already making headlines.

Alex Rodriguez's romance with fitness coach Meghan Hayden appears to be moving fast. Who she is, how they met and why the couple is already making headlines.

The couple were first seen together at Michael Rubin’s White Party in early July, just months after A-Rod split from fitness guru Jaclyn Cordeiro.