COVID-19 vaccines lower fertility rates and cause infertility.
the verdict
REFUTED
the evidence says no
confidence 12/100
Extensive clinical research, large-scale cohort studies, and systematic reviews consistently demonstrate that COVID-19 vaccines do not lower fertility rates or cause infertility in either men or women.
Evidence against · 10
SARS-CoV-2, fertility and assisted reproduction
2022 · cited by 87
A comprehensive literature review of 148 papers found no evidence of a negative effect of SARS-CoV-2 vaccination on semen parameters, spermatogenesis, ovarian function, or pregnancy rates.
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More against · 9
Safety of SARS-CoV-2 vaccination during pregnancy- obstetric outcomes from a large cohort study
2022 · cited by 49
A large cohort study on pregnancy outcomes found that SARS-CoV-2 vaccination is safe and does not negatively impact key reproductive and obstetric measures.
Corona and Reproduction, or Why the Corona Vaccination Does Not Result in Infertility
2022 · cited by 15
A review of human and animal data concluded that corona vaccines have no negative impact on fertility, miscarriage rates, or live-birth rates.
Effects of COVID-19 vaccination on human fertility: a post-pandemic literature review
2023 · cited by 14
A post-pandemic review confirmed that while transient hormonal or seminal fluctuations can occur, vaccination does not reduce partner pregnancy probability or female fertility.
Impact of inactivated COVID-19 vaccination on female ovarian reserve: a propensity score-matched retrospective cohort study
2023 · cited by 8
A propensity score-matched cohort study demonstrated that inactivated COVID-19 vaccination has no measurable detrimental effect on female ovarian reserve as measured by AMH.
Investigating Impacts of CoronaVac Vaccination in Males on In Vitro Fertilization: A Propensity Score Matched Cohort Study
2022 · cited by 8
A prospective cohort study on male ART participants found that SARS-CoV-2 vaccination did not adversely affect gamete or embryonic development potential.
Seminal fluid changes in the COVID-19 era: During infection and Post-vaccination
2023 · cited by 4
An analysis of seminal fluid parameters reaffirmed vaccine safety, noting that any minor post-vaccination changes are transient and fully recover without causing infertility.
Comprehensive evaluation of inactivated SARS-CoV-2 vaccination on sperm parameters and sex hormones
2024 · cited by 2
A retrospective cohort study showed that various doses of inactivated COVID-19 vaccines do not negatively impact sperm parameters or key sex hormone levels.
Effects on Ovarian Reserve of mRNA and Inactivated SARS-CoV-2 Vaccines Administered to Rats
2025 · cited by 1
An animal model study using rats found normal ovarian morphology and unaffected ovarian reserve following mRNA and inactivated vaccine administration.
IMPACT OF COVID-19 VACCINATION ON ART OUTCOME
2022 · cited by 1
A multicenter clinical analysis of IVF cycles demonstrated no significant differences in egg retrieval, maturation, or fertilization rates between vaccinated and unvaccinated patients.