Diseases, Conditions, Syndromes

WHO warns against Omicron travel bans as nations shut borders

The World Health Organization has warned blanket travel bans will not prevent the spread of Omicron, as more countries rushed to impose curbs and the first cases of the new COVID strain were detected in Latin America.

Diseases, Conditions, Syndromes

US eliminated measles for 10 years, but risks remain

Measles has all but disappeared from the United States for the past decade but risks a comeback due to a growing number of parents who refuse to vaccinate children, experts said Thursday.

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