India, Feb. 12 -- The Center for Disease Control and Prevention (CDC) has issued a Level 2 warning for US travelers to Seychelles amid an outbreak of chikungunya in the island republic in the Indian Ocean. The island, around a day's flight from most US cities, has seen a surge of travelers from the US in the last few years. Amid the outbreak, the CDC asked travelers to "practice enhanced precautions" during their visit.

Chikungunya spreads through mosquito bites, and symptoms appear within three to seven days of contact with an infected mosquito, the Cleveland Clinic notes. It does not spread directly from person to person. The CDC recommended US travelers take a chikungunya vaccine before visiting.

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