We have had a case of Zika virus show up in Texas in a woman who has not traveled to an affected area. It's believed that she contracted the illness through sexual contact with an infected individual.
Zika Virus Outbreak Updates: Dallas Case Spotlights Sexual Transmission - ABC News
In addition to concerns about birth defects occurring in children of infected mothers, there seems to be a disturbing incidence of Guillain Barre associated with it. The anti vaxxers would have you believe that vaccines are the cause of GBS, but the fact is that it is more often associated with actual infection of various viruses and bacterial infections.
I wonder if this virus is going to be the "next big thing."