The analysis revealed that about 2 per cent of sperm from men in their early 30s contained disease-causing mutations. That ...

Jaiwen Hsu was an active 11-year-old when he developed pain in his left knee that forced him to sit out a few soccer games. What his parents thought was a sports injury turned out to be osteosarcoma, ...

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A man in his early 20s received a transplant of his own sperm-producing stem cells, which had been frozen since his childhood, in an attempt to regain fertility. Doctors are waiting to see if the ...

While men may be able to have children much later than women, doing so could come with an increased risk of inherited disease for their children. Researchers from the Wellcome Sanger Institute have ...

Medically reviewed by Matthew Wosnitzer, MD Key Takeaways Sperm can live for up to five days inside the female reproductive tract.Outside of the body, sperm can live for up to an hour at room ...

The risk of older fathers passing on disease-causing mutations to their children is higher than we thought. Genome sequencing has revealed that among men in their early thirties, around 1 in 50 sperm ...

Men who’ve had COVID-19 may face hidden fertility risks. This study uncovers how the virus disrupts sperm health, even months after recovery. Study: COVID-19 infection was associated with poor sperm ...

Some children have already died and only a minority who inherit the mutation will escape cancer in their lifetimes.