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There was another study that suggested however that previous COVID-19 wasn't as effective against variants and that that was one of the root causes of the curre
by outside1234 6y ago
There was another study that suggested however that previous COVID-19 wasn't as effective against variants and that that was one of the root causes of the current Brazil situation (many reinfections).
- bilbo0s 6y agoThis might sound like a dumb question, but does anyone know if COVID is a bit like the common cold in the sense that you get a different variant every time you contract a cold? So having had a cold before is a near guarantee that you won't get the same cold, but almost no protection against a different cold.
- worker767424 6y agoColds are a bit different because of how many different viruses cause them. SARS-CoV-2 is still a single virus for some definitions of "single" and "different."