Covid update: Mask & indoor spaces risk; vaccines against Delta, Beta variants

From Covaxin clinical trials to risk in indoor spaces, here are the top updates on coronavirus. Bharat Biotech has said that it will conduct phase 4 clinical trials of Covaxin and phase 3 clinical trials data will be released in July. Meanwhile, a study suggested that there is a greater risk of spreading virus in indoor spaces while speaking without masks. Also, another study by ICMR-NIV found that Covaxin can neutralize Delta and Beta variants. Watch the full video for more updates on the pandemic.

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