Open all pages about Zika virus
Zika virus is usually caught by being bitten by an infected mosquito. There's also a very small risk of it being passed on through sex.
You can reduce your risk of getting Zika virus by avoiding mosquito bites. For example, use insect repellent and sleep under a mosquito net.
Zika virus often has no symptoms. Some people get symptoms like a rash, high temperature, headache or muscle aches for a few days.
There's no treatment for Zika virus. It usually gets better in about a week. Staying hydrated and taking painkillers can ease symptoms.
Zika virus can harm your baby if you get it when you're pregnant. Rarely, it can also cause a serious condition called Guillain-Barré syndrome.
Zika virus is mainly spread by mosquitoes found in some parts of the world. For most people it's mild, but it can cause problems if you're pregnant.
Page last reviewed: 18/02/2022
Next review due: 18/02/2025