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Israeli MD analyzes billions of sperm, finds COVID vaccines don’t harm fertility

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02.08.2021

Pfizer’s coronavirus vaccine isn’t affecting sperm, a first-of-its-kind Israeli study has concluded, offering reassurance to couples around the world who are trying to conceive.

Dr. Myriam Safrai of Jerusalem’s Hadassah Medical Center analyzed sperm given pre- and post-vaccination by 72 men, and found that there was no notable change in count or quality. Her results held true whether the men had normal sperm pre-vaccination, or faced challenges of a low sperm count or low motility.

“There are fears among some people that vaccines will harm sperm, but this study calms the fear,” Safrai told The Times of Israel. “And given that there is research showing that COVID-19 does harm sperm in 25 percent to 30% of cases, it’s clear from this that men who want to conceive should be vaccinating.”

Safrai’s research suggests that inaccurate rumors of vaccines harming sperm are discouraging some men. She........

© The Times of Israel


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