Antivax immunologist J. Bart Classen published a paper claiming that mRNA-based COVID-19 vaccines can cause prion disease leading to neurodegenerative diseases like Alzheimer's dementia. What are prions, and can these vaccines cause prion disease? (Spoiler alert: The answer to the second question is almost certainly no. It's speculation based on highly implausible biology.)
Syncope and Bell’s palsy: Distinguishing correlation from causation for adverse events observed after COVID-19 vaccination
The FDA has approved emergency use authorizations (EUAs) for two COVID-19 vaccines, and the largest mass vaccination program in history has begun. Look for antivaxxers to attribute reactions to the vaccine that the vaccine very likely didn't cause. We'll examine the example stories of vasovagal syncope and Bell's palsy that were reported by the press last week.