Researchers found that sperm concentration in Denmark did not change significantly over a six-year period . But there was a big difference in motility.
Office for National Statistics data shows the fertility rate - the average number of children a women has - in England and Wales slumped to 1.49 in 2022.
Office for National Statistics data shows the fertility rate - the average number of children a women has - in England and Wales slumped to 1.49 in 2022.