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.

A woman's fertility normally decreases by her late 30s with reproductive function eventually ceasing at menopause. It is known that a small molecule called nicotinamide adenine dinucleotide (NAD+) ...

Thyroid disease can have significant effects on a woman's reproductive health and screening for women presenting with fertility problems and recurrent early pregnancy loss should be considered, ...

A recent review published in Clinical Anatomy highlights evidence that the female clitoris is important for reproduction. The review notes that stimulating the clitoris activates the brain to cause a ...

In a review article published in the journal Molecular Aspects of Medicine, authors have analyzed current evidence on the impact of obesity on the male reproduction system. They have thoroughly ...

This series was created for Google, the Buck Institute, Optispan and Phenome Health by Scientific American Custom Media, a division separate from the magazine’s board of editors. Women live far longer ...

A new research paper was published in Aging (Aging-US) Volume 17, Issue 5, on May 20, 2025, titled "Short-term moderate caloric restriction in the rhesus macaque attenuates markers of ovarian aging in ...

Correspondence to: Dr Zanker Carnegie Research Institute, Carnegie Faculty of Sport and Education, Leeds Metropolitan University, Headingley Campus, Leeds LS6 3QS, UK; c.zanker{at}leedsmet.ac.uk ...

Polluted, noisy and crowded urban environments can impair physical performance. Living in modern cities may not be good for human health, according to evolutionary scientists from Loughborough ...