Over the last ~2 years some people caught COVID 2 or 3 times. That lines up with research saying natural antibodies might only last ~6 months. It’s at the uppe

Over the last ~2 years some people caught COVID 2 or 3 times. That lines up with research saying natural antibodies might only last ~6 months. It’s at the upper end of what I might guess but it’s plausible for some portion of the population.