Study Shows Sperm Concentration Decreased Three Months Following Pfizer’s COVID-19 Vaccinations – The Vaccine Reaction
In a new study published in the journal Andrology, researchers found what they believe to be a temporary decline of sperm concentration and total motile count among sperm donors in Israel three months following vaccination with Pfizer/BioNTech’s BNT162b2 (also known as “Comirnaty”) messenger RNA (mRNA) COVID-19 biologic.