How are vaccines approved: All you need to know

The United Kingdom became the first country to approve the Covid-19 vaccine created by Pfizer and BioNTech for emergency usage, […]

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Estrogen may lessen severity of Covid-19 symptoms in women

In an effort to understand why men are at greater risk for more severe symptoms and worse outcomes from COVID-19 […]

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Covid-19: This new coronavirus wave isn’t like the old wave

When New York City’s Covid-19 epidemic peaked in late March and early April, the city was reporting more than 5,000 […]

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