Besides love many other things. It depends greatly on what you want to be doing overseas. Will you be staying only for a month or are you going to be an expat for a longer period like me. All the way from little Italy to the world. Get insured, there are many good international health insurances out there which provide great service.
These services need to be reviewed but in many cases you can have a save expat life when well prepared. There is a top next things you need to be taken care off:
Fixed locations like dental and medical
Also take a good look around at one of the many facebook groups for any support.