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`Female` X chromosome key contributor to sperm production

Last Updated: Monday, July 22, 2013, 16:47

Scientists have found that large portions of the X chromosome -long perceived as the "female" counterpart to the male-associated Y chromosome - have evolved to play a specialized role in production of sperm.

Exposure to maternal smoking linked to lower sperm quality in adulthood

Last Updated: Tuesday, July 09, 2013, 23:51

A new study based on a 20-year follow-up suggests that exposure to several factors in utero and in early life may lead to reduced semen parameters in adulthood - and potentially to a decline in male fertility.

Men unable to produce sperm face increased cancer risk

Last Updated: Friday, June 21, 2013, 11:33

Men who cannot produce sperm are more prone to developing cancer than the general population, a new study has revealed.

Sauna visits may lower men`s sperm count

Last Updated: Wednesday, March 27, 2013, 11:59

A new study has warned that frequent visits to the sauna may lower men`s sperm count, although the effect appears to be temporary.

Men have healthier sperm in winter and spring

Last Updated: Tuesday, March 12, 2013, 11:05

Couples trying to conceive a baby, should try during winter and spring, as human sperm seem to be healthier -- with faster swimming speeds and fewer abnormalities -- during those times, a new study has found.

20 hrs of TV weekly may nearly halve sperm count

Last Updated: Tuesday, February 05, 2013, 17:03

The level of physical activities may significantly affect men`s sperm quality, a new study has suggested.

Saturated fats behind falling sperm count

Last Updated: Tuesday, January 08, 2013, 13:29

Saturated fat may be linked to low sperm counts in men, researchers say.

Millions of embryos created for IVF `thrown away unused`

Last Updated: Monday, December 31, 2012, 14:44

Fifteen embryos are made for every woman conceiving through in vitro fertilisation, and almost half of them are discarded during or after the process, new figures have revealed.

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