Chikungunya: everything you need to know about symptoms and PCR tests before a trip to La Réunion

Ready to grab your suitcase and head off to the intense island that is La Réunion? Before diving into the breathtaking landscapes and vibrant culture, it is crucial to familiarize yourself with chikungunya, a virus not to be taken lightly. With thousands of new cases each week, it is essential to be well-informed about the symptoms, PCR tests, and precautions to take to enjoy your stay peacefully. Hang on, the adventure begins!

The chikungunya virus is primarily transmitted by the tiger mosquito, particularly prevalent in La Réunion. With the epidemic in full swing, it is vital to know the associated symptoms of this disease as well as the PCR tests to undertake before traveling. This article reveals everything you need to know to have a safe stay on the intense island.

What is the status of the chikungunya epidemic in La Réunion? #

Since the beginning of 2025, La Réunion has been facing a rise in cases of chikungunya, with nearly 20,000 reported infections. For the period from March 17 to March 23, the territory recorded 5,832 confirmed cases and more than 18,000 medical consultations. The epidemic peak is expected around mid-April, coinciding with the start of the dry season, a time favored by tourists, raising questions about the impact on the tourist season.

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The symptoms of chikungunya: how to recognize them? #

Individuals infected with chikungunya may experience various symptoms. These include:

  • High fever
  • Joint pain that can be intense and temporary
  • Severe headaches
  • Nausea accompanied by significant fatigue
  • Possible rashes

These signs can manifest between 2 and 10 days after exposure to the virus. It is essential to remain vigilant, as these symptoms sometimes present similarly to those of dengue, making an accurate diagnosis essential.

PCR tests and health precautions before traveling #

Before heading to La Réunion, it is highly recommended to comply with the current health protocols. Starting from April 9, all travelers must present a negative PCR test for chikungunya conducted within 48 hours prior to their departure if their final destination is Mauritius. This regulation aims to minimize the risk of virus spread.

Upon your arrival in La Réunion: what precautions should you take? #

Once on the island, certain precautions should be taken to avoid mosquito bites:

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  • Use repellent sprays on your skin and clothing.
  • Use insecticides in homes.
  • Install mosquito nets if necessary.
  • Prefer loose and covering clothing.

Avoid also visiting areas near standing water that promote mosquito breeding.

After your return: monitor your health #

It is recommended to remain attentive to your health after your stay. Symptoms may arise several days after your return, and if you carry the virus, be sure to avoid any contact with mosquitoes, as they can transmit the disease to others.

In summary, if you plan to visit La Réunion, it is crucial to inform yourself about chikungunya, its symptoms, and the precautions to take. To deepen your knowledge about mosquitoes and their impact on your holiday, consult the following resources: here, here, here, here, and here.

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