Lab Rat says:

Health risks are broad and you have to determine the issues for individual country. Like any other business, you need to learn more about it first handed. It is attractive as long as there remain a significant price difference between countries in the cost of medical procedures. This will change although somewhat slowly with the global economy. In the next 5 to 10 years, business will be good for those who are already in the business. Who knows what happens in 10 years.