evidence: "YES THE ‘VACCINE' ALTERS YOUR DNA," read one post in a popular conspiracy forum, viewed more than 30,000 times. [...] According to a fact sheet written by the US Centres for Disease Control and Prevention, the genetic material contained in mRNA vaccines "never enters the nucleus [centre] of your cells, which is where your DNA is kept". Claims of mRNA vaccines altering human DNA have persisted throughout the pandemic, despite being debunked by fact checkers at Reuters, PolitiFact and AFP.