By the age of 70, about 40% of men have lost the Y chromosome in at least some of their white blood cells. This condition, ...

The new discovery suggests that men who do exhibit Y chromosome loss—which is estimated to include 40% of 70-year-olds—may particularly benefit from an existing drug that targets dangerous ...

Scientists are expressing concerns about male reproductive health due to the Y chromosome's genetic material loss, potentially disappearing in 11 million years. A study revealed a sharp decline in ...

The findings may explain why the white campion’s Y chromosome is such a mammoth: Preserving these genes and others like them might have taken priority over keeping the chromosome compact, Dr ...