Effects of temperature anomaly on sperm quality: A multi-center study of 33,234 men.

In addition, there is a significant trend of decrease in total motile sperm count when exposed to extreme anomalously cold weather (TA < −2 °C) during the hot season ( Fig.

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In addition, there is also a marginally statistically significant association between heat-related TA per 1 °C increase and decrease in sperm count during the cold season ( P -value: 0.052).

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