MEN with a fertility problem should try ejaculating more frequently before an attempt at conception, instead of following the standard advice to abstain for two to four days to improve the quality of their sperm, a small trial in Australia suggests.
David Greening of Sydney IVF studied 42 men in whom more than 30 per cent of sperm had been shown to have DNA damage using a test called the sperm chromatin structure assay. Such men have little chance of getting their partners pregnant. But when the men ejaculated every day for a week, the proportion of damaged sperm fell…
