The Brazilian authorities in Sao Paulo are fighting a large outbreak of dengue fever that has killed 130 people.
Sierra Leone’s President Ernest Bai Koroma told the BBC’s Katty Kay that Ebola had a “devastating effect on the economy”.
The WHO is urging recovered Ebola survivors to be even more cautious during sexual contact to make sure the virus is not passed on to partners.
Divorced women are more likely to have a heart attack than their peers who stay married, US research suggests.
Children in Sierra Leone go back to school for the first time in nine months, after they were closed to halt the spread of Ebola.
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