T he topic has become the mainstay of dystopian science fiction.
BBC - Future - Are sperm counts really dropping worldwide?
Hey, guys — here’s why your sperm count is plummeting
An international team of scientists analyzed data from men around the world and found sperm counts declining in Western countries.
Sperm Count Dropping in Western World - Scientific American
They also said the rate of decline is not slowing.
The infertility crisis is beyond doubt. Now scientists must find the cause
By Jane Ridley and Doree Lewak.
A new meta-analysis of male fertility published yesterday shows that between and the sperm counts of men from western nations have dropped by over 50 percent, reports Nicola Davis at The Guardian. For the paper, published this week in the journal Human Reproduction Update , researchers examined studies conducted between and , including data on sperm counts from nearly 43, men.
The shock conclusion of a study 20 years ago indicated that sperm counts had halved.
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