Fri Jun 19 16:59:20 2020
<9e126bf3> this is probably why most people don’t have symptoms and never know they have it, because they had a cold sometime in the last couple years lol <https://www.sciencemag.org/news/2020/05/t-cells-found-covid-19-patients-bode-well-long-term-immunity>
> Immune warriors known as T cells help us fight some viruses, but their importance for battling SARS-CoV-2, the virus that causes COVID-19, has been unclear. Now, two studies reveal infected people harbor T cells that target the virus—and may help them recover. *Both studies also found some people never infected with SARS-CoV-2 have these cellular defenses, most likely because they were previously infected with other coronaviruses.*
— T cells found in COVID-19 patients ‘bode well’ for long-term immunity
— New findings suggest past infections may offer some protection against the novel coronavirus
