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Coronavirus

Covid virus may reach various layers of human retina: Study

"The eye has shown abnormalities associated with Covid-19 infection, and retinal changes were presumed to be associated with secondary microvascular and immunological changes," said Carlla A. Araujo-Silva, from INBEB in Rio de Janeiro.

Transforming mental health

StimVeda Neurosciences, an Indian startup, with its close collaboration with AIIMS Delhi and the likes of the former Dean of Engineering at UC Berkeley, is on the cutting edge of neuro-psychiatric technology -- delivering a safer, at-home depression treatment and management solution.

Washington D.C. reinstates indoor mask mandate

The new mask requirement came a day after the Centers for Disease Control and Prevention (CDC) classified the nation's capital into the category of "substantial" Covid-19 transmission localities, up from the "medium" category.