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BA.2 accounts for the majority of U.S. COVID-19 cases and because of its high transmissibility risk, health authorities predict a new surge is coming. While we only have a partial picture of what’s to come with BA.2, health officials are watching out for three signs of a new surge.
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It seems that COVID-19 is making a comeback with a new variant, BA.2. A subvariant of Omicron, BA.2 introduced itself at the end of January 2022 with half of U.S. states registering a handful of cases. Fast forward to two months later, BA.2’s impact is becoming more evident, accounting for 35% of COVID-19 cases in the U.S.
To date, there are still individuals who have never been infected with COVID-19. Scientists attribute this to their behaviors, vaccination, environmental factors, and genetics.
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A group of researchers led by Duke University epidemiologist Danny Benjamin conducted a study on COVID-19 transmission rates in kindergarten to grade 12 public schools around U.S. districts. They found that schools with mask mandates in place had a significantly less COVID-19 transmission rate — 72% less, to be exact, which is about one-fourth the rate of schools with partial, optional, or no mask policies.
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Several U.S. states are also beginning to switch from a crisis mentality to a more forward-thinking endemic approach to managing and living with COVID-19. Spearheaded by California’s S.M.A.R.T.E.R. strategy, Colorado is also following suit, announcing its own road map to move past a COVID-19 emergency response.
