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All of the approved vaccines contain “a harmless version” of the virus, according to the Centers for Disease Control and Prevention.
What’s more, all of the jabs had to go through several stages of rigorous clinical trials before they were approved for use.
While they can cause certain side effects, just like any other medicine, not everyone develops these unwanted effects, according to the NHS.
Furthermore, the majority of side effects are mild, leaving people with signs like a sore arm, tiredness, headache and feeling achy.
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