https://www.businessinsider.com/delta-coronavirus-variant-strongest-threat-vaccinated-people-2021-6

Aria BendixJun 17, 2021, 9:22 AM

• The Delta variant appears to be more transmissible than any other coronavirus strain.
• Some experts worry the variant could result in more breakthrough cases in vaccinated people, especially those who have had only one dose of vaccine.
• Right now, the Delta variant does not seriously threaten anyone who has had two vaccine doses.
• See more stories on Insider’s business page.

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Scientists have long worried about a coronavirus variant that’s more dangerous than the original virus in three key ways: It would be more transmissible, result in more serious illness, and evade protection from existing vaccines.

“The nightmare here is a variant that checks off all three boxes,” said Bob Wachter, the chair of the Department of Medicine at the University of…