COVID-19: Understanding What We Know After Five Years

Several pharmaceutical companies, including Pfizer, AstraZeneca, Moderna, and Johnson & Johnson, developed vaccines in record time.
This raised many questions and debates concerning their safety, efficiency, and long-term effects.

Confirmed Side Effects (5/10)

After millions of doses administered and almost five years of data, medical specialists have reported known adverse effects such as high blood pressure, myocarditis/pericarditis, allergic reactions, and heavy menstrual bleeding.
Most of these remain rare but are documented in scientific literature.