Worry less about the #COVID19 virus behaviour (variants, airborne, duration of immunity etc) we have experts working on that.. whats IMP is to focus on ur personal behaviour & what’s in your control.

Wear a mask, avoid big crowds & vaccinate :

Lancet journal:

https://thelancet.com/journals/lancet/article/PIIS0140-6736(21)00869-2/fulltext

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