Ebola Still On The Rise in West Africa, WHO Reports

Ebola cases have spiked in the west African nations of Guinea and Sierra Leone, according to new figures released by the World Health Organization on Wednesday, undermining local officials’ claims that the virus has been contained.

The outbreak caused a suspected 21 deaths and 37 infections in Guinea between May 29 and June 1. In the same period, Sierra Leone recorded 13 new cases.

The updated tally brings the total number of suspected cases to 328. Health officials have confirmed the presence of Ebola in 193 of the cases so far, making it one of the largest recorded outbreaks in seven years.

Ebola is a highly infectious haemorrhagic fever that can have up to 90% fatality rates.

Subscribe to TIME

Get our Health Newsletter. Sign up to receive the latest health and science news, plus answers to wellness questions and expert tips.

Please enter a valid email address.

* The request timed out and you did not successfully sign up. Please attempt to sign up again.

Sign Up Now

An unexpected error has occurred with your sign up. Please try again later.

Check the box if you do not wish to receive promotional offers via email from TIME.

You can unsubscribe at any time. By signing up you are agreeing to our Terms of Service and Privacy Policy. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Thank you!

For your security, we've sent a confirmation email to the address you entered. Click the link to confirm your subscription and begin receiving our newsletters. If you don't get the confirmation within 10 minutes, please check your spam folder.

Contact us at letters@time.com.