CDC Issues Level 2 Advisory for Seychelles Chikungunya Outbreak

The U.S. Centers for Disease Control and Prevention has issued a Level 2 travel health advisory for the Seychelles, urging visitors to practice enhanced precautions amid an ongoing outbreak of chikungunya, a mosquito-borne viral disease. The advisory, announced in February 2026, highlights the archipelago's status as a prime tourist destination in the Indian Ocean, where the virus has recently surged, prompting warnings for travelers worldwide.

Chikungunya, first identified in Tanzania in 1952, spreads exclusively through bites from infected Aedes aegypti or Aedes albopictus mosquitoes, the same vectors that transmit dengue and Zika. The disease derives its name from a description meaning "that which bends up," reflecting the severe joint pain it often inflicts. Symptoms typically emerge three to seven days after a bite and include sudden high fever, intense joint and muscle pain, headaches, fatigue, rash, nausea, and joint swelling. While most people recover within a week through supportive care such as rest, fluids, and pain relievers, some experience debilitating joint pain persisting for months or even years. Death is rare, though severe complications can affect vulnerable...