Why are coronavirus vaccines – a success story in human innovation – viewed so negatively?

Health authorities paused vaccine roll-outs and told younger people to avoid certain jabs over extremely rare side effects. Experts warned of soaring Covid-19 cases in even highly vaccinated countries such as Britain and Israel. Studies sounded the alarm about the jabs being less effective against virus variants, and vaccine makers raised the need for boosters to ensure people remained protected.A year ago, many experts thought the arrival of a Covid-19 vaccine could take years – if it happened…

Read the original article at South China Morning Post