At-Home Testing for COVID-19

The currently available vaccines do not prevent a person from becoming infected with SARS-CoV-2. They give your immune system an introduction to the virus so that your immune system can respond using both parts: The innate immune system and the adaptive immune system. Without the vaccine and without previous exposure to the virus, your body can only use the innate part to fight the virus. Once you have been vaccinated, then your body has been trained to recognize the virus and the adaptive immune system helps fight the infection too. [Previous infection with SARS-CoV-2 can also train your immune system,…...