It's incredibly expensive if you're overseas somewhere and you become ill or have an accident and you want to be medically evacuated, ... That can cost in the range of $100,000 if you or your family were to pay for that.

If you're a VIP executive from some company and staying in a five-star hotel in Bangkok and just going to meetings there or at your company office there, then your risk is very, very different from a student backpacker in college.

There is absolutely no evidence of sustained transmission of avian influenza virus between people.

Our aim really is to educate people so that if you go and you remain healthy, you'll want to go again.

People have the sense they're going to New York for the weekend, or next door, when really they're on a floating biological island.