Male fertility and semen quality are decreasing – Do we have the expertise to deal with this challenge?

Fertility in the aging male: a systematic review

(2022) Masaya Jimbo et al.   FERTILITY AND STERILITY

Temporal trends in sperm count: a systematic review and meta-regression analysis of samples collected globally in the 20th and 21st centuries

(2022) Hagai Levine et al.   HUMAN REPRODUCTION UPDATE

Age-related natural fertility outcomes in women over 35 years: a systematic review and individual participant data meta-analysis

(2020) S J Chua et al.   HUMAN REPRODUCTION

An update on semen quality among young Finnish men and comparison with Danish data

(2018) W. Rodprasert et al.   Andrology

Varicocele Is Associated with Impaired Semen Quality and Reproductive Hormone Levels: A Study of 7035 Healthy Young Men from Six European Countries

(2016) Jakob Damsgaard et al.   EUROPEAN UROLOGY

Male Reproductive Disorders and Fertility Trends: Influences of Environment and Genetic Susceptibility

(2016) Niels E. Skakkebaek et al.   PHYSIOLOGICAL REVIEWS