PublicHealth
How Does the COVID Vaccine Work?
Introduction to COVID-19 and Vaccines COVID-19 is a highly infectious respiratory illness caused by the novel coronavirus SARS-CoV-2. The virus first emerged in Wuhan, China, in late 2019, and since then, it has spread rapidly across the world, causing a global pandemic. COVID-19 can cause severe illness, especially in older adults and people with underlying medical conditions. The symptoms of…
Read More »How Long Are You Contagious After COVID Symptoms? A Comprehensive Guide
Understanding the Contagious Period for COVID-19 COVID-19 is a highly contagious respiratory illness caused by the SARS-CoV-2 virus. It spreads through respiratory droplets when an infected person talks, coughs, or sneezes. People who are infected with COVID-19 may not show symptoms right away, and they can be contagious even if they do not feel sick. The contagious period for COVID-19…
Read More »When Can You Get a COVID Booster Shot?
Understanding the Need for Booster Shots With the emergence of new COVID-19 variants, the effectiveness of vaccines can be reduced over time. As a result, many countries are recommending or even requiring booster shots to ensure continued protection against the virus. Booster shots are an additional dose of the COVID-19 vaccine that is given several months after the initial vaccination…
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