A trip abroad can be the adventure of a lifetime but it can also wreak havoc on your immune system. How can travelers minimize health risks before heading out to the airport? If you do return home sick, how can you be sure to get an accurate diagnosis? Travel medicine specialist Dr. Joseph Vinetz joins host Dr. David Granet to discuss the health needs of every traveler. Also, Dr. Sharon Reed takes us on a tour of the Microbiology and Virology Laboratories at UC San Diego where diseases contracted both at home and abroad are diagnosed.