Yellow fever is a viral infection spread by the bite of an infected mosquito. Most people gradually recover 3–4 days after symptoms begin. Symptoms of yellow fever include:1,2
However, in up to a quarter of cases, symptoms can worsen after apparent recovery. In up to half of those, the result can be fatal.1
Click here for more information on yellow fever, or watch our short animation about yellow fever by clicking on the video below.
Your risk of catching yellow fever depends on:1
There are many steps you can take to minimise your risk of yellow fever:1,3
At a yellow fever centre, you will be able to speak to a healthcare professional about any questions you have around yellow fever and learn more about what you can do to help protect yourself, including vaccination and mosquito bite avoidance.
Date of preparation: January 2019
Travel Health Pro. Yellow fever factsheet. Available at:
https://travelhealthpro.org.uk/factsheet/18/yellow-fever. Accessed November 2018.
Fit For Travel. Yellow fever. Available at:
http://www.fitfortravel.nhs.uk/advice/disease-prevention-advice/yellow-fever.aspx. Accessed November 2018.
World Health Organisation. Yellow fever factsheet. Available at:
http://www.who.int/news-room/fact-sheets/detail/yellow-fever. Accessed November 2018.