Influenza activity in northern hemisphere (weekly summary)

Influenza activity remains high in various countries in the northern hemisphere. Activity continued to increase in Europe . In Canada , activity remained stable compared to previous weeks. In the United States, influenza activity continued to decrease.

In Asia, activity remained high in China and Japan , with reports of increased in activity was reported from Mongolia . Influenza virus infections were also reported from India . There were sporadic reports of influenza cases in some countries such as Burkina Faso , Cameroon and Ethiopia . Activity remained high in Algeria .

Influenza viruses are transmitted from person to person by inhaling small airborne respiratory droplets created when infectious persons cough, sneeze or laugh. These viruses are also spread by hand-to-hand and hand-to-mouth contact. Maintaining a small distance (1 meter) from a person with a respiratory illness and frequent hand washing will help reduce the risk of exposure. This year, the currently available vaccine provides a good degree of protection (up to 65%) against the currently circulating influenza viruses.

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