The University of Delaware expanded its mask mandate on Tuesday.Credit...Jerry Habraken, Delaware News Journal, via Imagn Content Services

The Chinese mainland recorded 117 confirmed COVID-19 cases on Tuesday, with 102 linked to local transmissions and 15 from overseas, data from the National Health Commission showed on Wednesday.

Germany's vaccine advisory panel on Tuesday said one COVID-19 shot was enough for healthy five- to 11-year-olds because most of them had already undergone an infection, maintaining its cautious approach.

Researchers identified lasting health problems in many different organ systems, including the heart, lungs and kidneys.

The Centers for Disease Control and Prevention on Monday alerted gay and bisexual men that monkeypox appears to be spreading in the community globally, warning people to take precautions if they have been in close contact with someone who may have the virus and to be on the lookout for symptoms.

The U.S. Food and Drug Administration set June 14-15 as the new meeting date to review Moderna Inc's emergency authorization request for its COVID-19 vaccine for children aged 6 months to 5 years and Pfizer Inc's vaccine for those aged 6 months through 4 years.

More cases of a rare disease have been reported worldwide, including in the United States -- where one health official said he expects more cases in the days ahead.

The Chinese mainland recorded 187 confirmed COVID-19 cases on Sunday, with 174 linked to local transmissions and 13 from overseas, data from the National Health Commission showed on Monday.