A majority of Canadian boomers are expecting to travel in the coming years, and they are not traveling to just spend time on the beach. Choosing more exotic locales and travel experiences means that more preparation is needed to prevent illnesses caused by tropical diseases.

What are the diseases that are tracked and for which are there vaccines and effective measures to prevent them?

• Dr. Jay Keystone, Professor of Medicine at the Centre of Travel and Tropical Medicine at the University of Toronto and Senior Staff Physician, Tropical Disease Unit, Toronto General Hospital

  He is the past president of the International Society of Travel Medicine and the Canadian Society of International Health