The timeline below shows the total number of daily mentions of Covid-19 vaccines and the phrase "side effects," showing mentions began to steadily appear around mid-July 2020 and increased sharply in late November 2020, but all but disappeared by the last week of December 2020 and have been largely absent ever since. This does not include explicit mentions of specific side effects like rashes, etc, only mentions of the actual phrase "side effects." In contrast, online news mentions of the phrase "side effects" continues steadily.