Diseases, Conditions, Syndromes

New York City to conduct weekly COVID-19 tests in schools

New York City will begin conducting weekly, random COVID-19 tests of unvaccinated students in the nation's largest school district in an attempt to more quickly spot outbreaks in classrooms.

Ophthalmology

UN adopts first resolution on vision, aims to help 1 billion

The U.N. General Assembly approved its first-ever resolution on vision, calling on its 193 member nations to ensure access to eye care for everyone in their countries which would contribute to a global effort to help at least ...

Psychology & Psychiatry

Why it's difficult for children to understand sarcasm

Sarcasm is simple! Yeah, right. Although sarcasm is widespread, found across languages and in the various ways we communicate, it is not simple. For most children, learning to understand sarcasm is challenging.

Vaccination

UN urges more vaccines for Africa, with only 2 percent now

The U.N. Security Council called for accelerated availability of coronavirus vaccines for Africa on Wednesday, expressing concern that the continent has received only about 2% of all doses administered globally.

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