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World

Covid-19 may soon be detectable via an eye test

The tear film is a thin fluid layer covering the ocular surface, responsible for the eye's surface comfort, mechanical, environmental and immune protection, and epithelial health. It also forms a smooth refractive surface for vision, Jerusalem Post reported.

Sweden to lift most Covid restrictions

Some experts said it is too early to lift restrictions. Fredrik Elgh, a virology professor at Umea University, told Swedish Television the decision was premature.