Outbreak Tracker

Welcome to the Outbreak Tracker, brought to you by Healio.com and Infectious Disease News. Here you'll find the latest data on emerging outbreaks affecting countries worldwide, including case counts, mortality rates and transmission and treatment information. Check back daily to stay informed.



  • Zika (Americas)

    • Credit: CDC
  • Updated: 5/25/2017 9:43 AM
  • Origin: Brazil (2015)
  • Deaths: 20
  • Cases: 211,520 (563,629 suspected)

Full story: Zika’s path to pathogenicity

  • MERS

  • Updated: 5/25/2017 9:44 AM
  • Origin: Saudi Arabia (2012)
  • Deaths: 693
  • Cases: 1,952

Full story: MERS 4 years later: Still much to learn

  • Chikungunya

  • Updated: 5/25/2017 9:45 AM
  • Origin: St. Martin (2013)
  • Deaths: 457
  • Cases: 223,022 (2,158,998 suspected)

Full story: Chikungunya more prevalent in women

  • Measles

  • Updated: 5/25/2017 9:44 AM
  • Origin: Minnesota
  • Cases: 68

Full story: Minnesota measles outbreak linked to anti-vaccine rhetoric hits 50 cases

  • Ebola Virus

  • Updated: 5/25/2017 9:56 AM
  • Origin: Democratic Republic of the Congo
  • Deaths: 4
  • Cases: 32 suspected

Full story: Taxi driver is second person to die in DRC Ebola outbreak

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