By Dr. Lydia Zin | Hazba Medical Center, Falmouth, Jamaica Friendly medical assistance for tourists: The doctor is ready to help visitors with their healthcare needs. You've been dreaming about this trip for months. The beach, the food, the music, the warmth. Then somewhere between the jerk chicken and the third day of sunshine, something goes wrong. Your stomach cramps. Your head pounds. You wake up with a fever in a hotel room 2,000 miles from your regular doctor, and sudde