A new Danish study suggests that livelier, more plentiful sperm may signify longer life.

English scientists claim to have created a human sperm from stem cells in the laboratory – a world first.

In a move that could eventually spell the doom of the male sex, the researchers said their work could also lead to men with fertility issues fathering children, the BBC reports.

The team who created the sperm caution that it will be at least five years before the technique is perfected, but assured that the work won't be used to ‘create humans in a Petri dish’.

A history of fertility problems may be ameliorated for men with DNA-damaged sperm by having a week of daily sex according to a new study, and is recommended for couples trying to conceive.

Doctors have debated whether or not abstinence was useful prior to men trying to conceive with their partner.

A new study has shown that drinking pomegranate juice regularly may improve sperm health.

The study, which was conducted by researchers at Turkey’s Firat University and published in the journal Clinical Nutrition, examined 28 male Wistar rats to see if the so-called ‘superfood’ would help their fertility reports health website NaturalNews.

Consuming just one portion of soy every two days could be enough to lower sperm by 41 million per millilitre of semen, according to a study published in the journal Human Reproduction.

Plant oestrogens in foods like tofu, soy mince or milk may be interfering with hormone signals, say the authors.

However, an obvious control group to the study’s testing is... all the men in Asia – who eat more soy products, often every day, with no discernible negative effects to their fertility.

As if we needed another reason to pass on the next plate of Roquefort and bottle of Krug, the BBC reports that excess fat around the testicles may cause them to heat up, leading to poorer quality sperm.

2,200 men having trouble conceiving had their sperm examined by University of Aberdeen researchers, and the heaviest men had a high proportion of unusual sperm, as well as other problems.