Microplastics have been discovered in human follicular fluid and semen, according to new research, raising concerns about ...

The active formative power for this process was thought to come entirely from the man – the existence of the human ovum (egg), like so much of basic biology, was unknown.

A new international study presented today at the 41st Annual Meeting of the European Society of Human Reproduction and Embryology (ESHRE) reveals that IVF cycles involving male partners over the age ...