Researchers have looked at nearly 27,000 studies to identify the biggest factors causing sperm damage. This is what they found.
Men’s reproductive capacity has fallen drastically in recent decades – and a new analysis of thousands of studies has revealed the factors that pose the biggest risk to sperm quality.
Sperm counts around the world have halved over the past 50 years, with the pace of decline more than doubling since 2000, according to recent research on male fertility…