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What is Global Decline in Sperm Count Trends about?

This study conducted a systematic review and meta-regression analysis of sperm count trends using data from 223 studies collected globally between 1973-2018. The analysis found that sperm concentration declined significantly over this period, including among men in South/Central America-Asia-Africa, in contrast to previous studies. Sperm count declined more sharply in the 21st century compared to the 20th century. These findings suggest a continuing worldwide decline in sperm count that requires further res

Author

Jorge Alberto Salazar Cartin

Language

EN