WHO news on Zika virus This channel provides most recent updates on Zika virus, microcephaly, Guillain–Barré syndrome.

WHO: Zika virus classification tables

They are tiny animals that live near or inside human dwellings where contact with people is high. Every few days, they lay 100-150 eggs which develop into adults in about a week. They are mosquitoes. The adult females feed on people’s blood, several times during the day.

Zika situation report, 15 December 2016: Zika virus, Microcephaly, and Guillain-Barré syndrome.

Zika situation report, 8 December 2016: Zika virus, Microcephaly, and Guillain-Barré syndrome.

Zika situation report, 1 December 2016: Zika virus, Microcephaly, and Guillain-Barré syndrome.

Zika situation report, 24 November 2016: Zika virus, Microcephaly, and Guillain-Barré syndrome.

Fifth meeting of the Emergency Committee under the International Health Regulations (2005) regarding microcephaly, other neurological disorders and Zika virus

Fifth meeting of the Emergency Committee under the International Health Regulations (2005) regarding microcephaly, other neurological disorders and Zika virus. Webcast of the press conference.

Zika situation report, 17 November 2016: Zika virus, Microcephaly, and Guillain-Barré syndrome.

Zika situation report, 10 November 2016: Zika virus, Microcephaly, and Guillain-Barré syndrome.

Zika situation report, 3 November 2016: Zika virus, Microcephaly, and Guillain-Barré syndrome.

Zika situation report, 27 October 2016: Zika virus, Microcephaly, and Guillain-Barré syndrome.

Zika situation report, 20 October 2016: Zika virus, Microcephaly, and Guillain-Barré syndrome.

Microcephaly is a neonatal malformation defined as a head size much smaller compared with other babies of the same age and sex. If this combines with poor brain growth, babies with microcephaly can develop developmental disabilities. The severity of microcephaly ranges from mild to severe.

Zika situation report 13 October 2016: Zika virus, Microcephaly, and Guillain-Barré syndrome.

In Guillain-Barré syndrome, the body's immune system attacks part of the peripheral nervous system. The syndrome can affect the nerves that control muscle movement as well as those that transmit feelings of pain, temperature and touch. This can result in muscle weakness and loss of sensation in the legs and/or arms.

Zika situation report 6 October 2016: Zika virus, Microcephaly, and Guillain-Barré syndrome.

Zika situation report 29 September 2016: Zika virus, Microcephaly, and Guillain-Barré syndrome.

Zika situation report 22 September 2016: Zika virus, Microcephaly, and Guillain-Barré syndrome.

Zika situation report 15 September 2016: Zika virus, Microcephaly, and Guillain-Barré syndrome.

Zika situation report of 8 September 2016 from the World Health Organisation

Zika virus infection: update on the evidence for a causal link to congenital brain abnormalities and Guillain-Barré syndrome

The fourth meeting of the Emergency Committee (EC) on Zika and microcephaly convened by the Director-General under the International Health Regulations (2005) regarding microcephaly, other neurological disorders and Zika virus was on 1 September 2016. The Committee agreed that Zika virus infection and its associated congenital and other neurological disorders continues to be a Public Health Emergency of International Concern (PHEIC).