What the truth about vaccines for covid-19, many oponions and ideas been spreaded as support and warnings while people not sure but kind of need a solution or secure, why many people are against vaccines and warn of it, Is it a fear of unknown or kind of consipracy theory which supported by many many of people all over the world with kind of little evidences supporting their ideas, But the more reason could be the less effective of vaccines as said by all the medical opinions, so no one are sure about what to do or idea to follow .