Big muscles come at the price of sperm quality
Bulging biceps might make men more likely to appeal to the opposite sex, but extra muscle may take its toll on their sperm count...
<p><b>Martha Henriques</b> was previously Genetics Editor at <b>BioNews</b> and at the charity that publishes it, the <a href="http://www.progress.org.uk/"><b>Progress Educational Trust</b> (<b>PET</b>)</a>. She is a feature writer and editor at <a href="http://www.bbc.com/future" target="_blank">BBC Future</a> and she has also worked as a freelance science journalist, writing and podcasting for outlets including <a href="http://www.bbc.com/earth/uk" target="_blank">BBC Earth</a>, <a href="https://mosaicscience.com/" target="_blank"><i>Mosaic</i></a>, <a href="https://www.thenakedscientists.com/" target="_blank"><i>Naked Scientists</i></a> and <a href="https://www.chemistryworld.com/" target="_blank"><i>Chemistry World</i></a>. She has appeared as a TV guest on <a href="http://www.bbc.co.uk/news/world_radio_and_tv" target="_blank">BBC World News</a> and <a href="https://www.trtworld.com/" target="_blank">TRT World</a>, and she was previously a staff science reporter at <a href="http://www.ibtimes.co.uk/" target="_blank"><i>International Business Times</i></a>. She tweets as <a href="https://twitter.com/Martha_Rosamund" target="_blank">@Martha_Rosamund</a></p>
Bulging biceps might make men more likely to appeal to the opposite sex, but extra muscle may take its toll on their sperm count...
Electronic cigarettes may alter the DNA in users' mouths, potentially increasing their risk of cancer if the damage is not repaired, a preliminary study has found...
The first three-dimensional miniature model of the human placenta has been created from stem cells...
Drinking a moderate amount of alcohol, equivalent to two pints a week, has been linked to higher sperm quality than low alcohol consumption...
A virus has been reprogrammed to attack ovarian cancer cells in mice, effectively destroying tumours...
Three children have been cured of the worst symptoms of a genetic developmental condition with a 'remarkable' treatment in utero...
Professor John Biggers, a founding figure in the culture of embryos and in reproductive medicine, has died at the age of 94...
Regular exercise of body and mind can benefit future offspring's brain function, a study in mice has found...
At-home genetic test results should be verified by medical professionals, researchers have warned, as a study reveals that 40 percent of the time DIY testing kits incorrectly identify genetic variants...
The UK's Human Fertilisation and Embryology Authority has said that it will halt funding for the Donor Conceived Register from the end of May...
BioNews, published by the Progress Educational Trust (PET), provides news and comment on genetics, assisted conception, embryo/stem cell research and related areas.