Comment on

• Perceptions of Infertility and Semen Analysis Testing Among American Men Without Children.

  Hudnall MT, Greene LI, Pham MN, Lai JD, Fantus RJ, Keeter MK, Wren J, Bennett NE, Brannigan RE, Halpern JA. Hudnall MT, et al. Urology. 2021 Dec;158:95-101. doi: 10.1016/j.urology.2021.07.045. Epub 2021 Sep 16. Urology. 2021. PMID: 34537196
• Effects of COVID-19 and mRNA vaccines on human fertility.

  Chen F, Zhu S, Dai Z, Hao L, Luan C, Guo Q, Meng C, Zhang Y. Chen F, et al. Hum Reprod. 2021 Dec 27;37(1):5-13. doi: 10.1093/humrep/deab238. Hum Reprod. 2021. PMID: 34734259 Free PMC article.
• Does mRNA SARS-CoV-2 vaccine detrimentally affect male fertility, as reflected by semen analysis?

  Lifshitz D, Haas J, Lebovitz O, Raviv G, Orvieto R, Aizer A. Lifshitz D, et al. Reprod Biomed Online. 2022 Jan;44(1):145-149. doi: 10.1016/j.rbmo.2021.09.021. Epub 2021 Oct 4. Reprod Biomed Online. 2022. PMID: 34815157 Free PMC article.
• Are worldwide sperm counts declining?

  Jørgensen N, Lamb DJ, Levine H, Pastuszak AW, Sigalos JT, Swan SH, Eisenberg ML. Jørgensen N, et al. Fertil Steril. 2021 Dec;116(6):1457-1463. doi: 10.1016/j.fertnstert.2021.10.020. Fertil Steril. 2021. PMID: 34836581 No abstract available.
• Sperm quality and absence of SARS-CoV-2 RNA in semen after COVID-19 infection: a prospective, observational study and validation of the SpermCOVID test.

  Donders GGG, Bosmans E, Reumers J, Donders F, Jonckheere J, Salembier G, Stern N, Jacquemyn Y, Ombelet W, Depuydt CE. Donders GGG, et al. Fertil Steril. 2022 Feb;117(2):287-296. doi: 10.1016/j.fertnstert.2021.10.022. Epub 2021 Dec 20. Fertil Steril. 2022. PMID: 34937665 Free PMC article.