Even those who have health insurance in Brazil have to worry about this becausedepending on the chosen destination, it is not accepted in hospitals there. And amedical appointment abroad can cost a fortune.
You never know what can happen during the tour, either a broken leg or a kidney stone. And going through the emergency room is not as easy for a foreigner.
So before departure, when the destination has already been chosen, look for a travel agency and search for insurance rates, so the journey will be smoother!