A lack of sleep can reduce a man"s sperm count by a THIRD

A lack of sleep can reduce a man's sperm count by a THIRDPrevious studies have linked poor sleep to heart disease and cancer but now fertility has been linked Researchers found that testicles shrank and sperm production decreased in sleep-deprived men May be that lack of sleep affects testosterone levels By Pat Hagan and Fiona Macrae PUBLISHED: 12:35 GMT, 25 April 2013 | UPDATED: 22:19 GMT, 25 April 2013 Sleep problems can drastically lower the fertility of young men, warns a study.

Why having sex increases your chance of having a healthy baby

Practice really does make perfect: Why having regular sex increases your chance of having a healthy baby Making love builds up a woman's immune system needed to enable a healthy pregnancyChances of rejection and miscarriage are greater for a one-night stand | UPDATED: 11:38 GMT, 27 November 2012 It may sound obvious but couples who want to have a baby should regularly have sex first, say scientists.

Male contraception: Cutting of sperm"s power supply could make a man temporarily infertile

Off with their tails! Male contraceptive pill a step closer as scientists cut off the power supply that helps sperm swim Gene mutation disrupted their ability to swimResulted in sperm tails that were 17 per cent shorter and a 50 per cent reduction in sperm production | UPDATED: 12:05 GMT, 9 October 2012 Scientists have found a way to stop sperm swimming, making the long-awaited male contraceptive pill a step closer to fruition.

Hope for infertile women as scientists create eggs using stem cells and use IVF to produce healthy young

Hope for infertile women as scientists create eggs from stem cells in mice before using IVF to produce healthy young | UPDATED: 06:51 GMT, 5 October 2012 For the first time, scientists have not only succeeded in making eggs, but using them in IVF to produce healthy young.

Women who drink five cups of coffee a day "halve" their chance of successful IVF treatment

Women who drink five cups of coffee a day 'halve' their chance of successful IVF treatment Drinking five or more cups of coffee 'reduces clinical pregnancy rate by 50% and the live birth rate by 40%' | UPDATED: 10:18 GMT, 3 July 2012 Women who drink five or more cups of coffee a day halve their chance of successful IVF treatment, according to a study.

Drinking, smoking or being overweight "does not harm men"s fertility"

Drinking, smoking or being overweight 'does not harm men's fertility' Men with unhealthy lifestyles 'likely to be just as fertile' as those living more sensibly | UPDATED: 23:42 GMT, 12 June 2012 NHS guidelines say GPs are supposed to warn men diagnosed with infertility of the dangers of alcohol, tobacco and recreational drugs It's the advice every man trying to become a father wants to hear – have a drink and relax.

Bertold Wiesner: British scientist "fathered 600 children" by donating sperm at his own fertility clinic

British scientist 'fathered 600 children' by donating sperm at his own fertility clinic Bertold Wiesner set up the controversial London Barton clinic with his wife Mary Bartons in the 1940sOnly select members of the couple's friends were chosen as donors to help women conceive 1,500 babies Two biological sons have found 18 others conceived at clinic – 12 were fathered by Dr Wiesner | UPDATED: 22:13 GMT, 8 April 2012 A British scientist fathered up to 600 children after founding a fertility clinic that promised to provide sperm donors from ‘intelligent stock’, it emerged yesterday.