The COVID-19 Vaccine works to fight infection and to strengthen the immune system, as it recognizes the virus as soon as it enters the body. It produces antibodies and remembers the disease and how to fight it; thus preventing infection.
The vaccine is safe; due to the effective passage of the vaccine testing stages, its strong immune response and persistent antibodies. The vaccine is given by injection into a muscle, where two doses of the vaccine are received three weeks apart.