Male and female reproductive systems allow human reproduction. Fertilisation occurs when a sperm and egg join to form an embryo. An embryo develops into an unborn baby in the uterus during pregnancy.

The female body has the final say on which sperm fertilises its eggs to avoid inbreeding and create healthy babies, scientists have discovered. Researchers from Finland explored how individual women's ...

Achieving pregnancy has been shown to be more likely between partners who carry dissimilar human leucocyte antigen (HLA) immune genes. Accordingly, humans are expected to choose HLA dissimilar ...

Scientists at the Wellcome Sanger Institute and EMBL’s European Bioinformatics Institute (EMBL-EBI) in Hinxton mapped the ...

New research reveals the presence of microplastics in human reproductive fluids, raising important questions about their potential risks to fertility and reproductive health European Society of Human ...

Scientists have discovered microplastics in human reproductive fluids, raising concerns about potential risks to fertility and reproductive health. The study, presented at the ESHRE meeting, found ...

Scientists have identified microplastics in over two-thirds of ovarian follicular fluid and more than half of semen samples, suggesting widespread internal exposure. The findings spotlight a growing ...