Men who became fathers saw an average 2.6 per cent rise in their BMI… For a 6ft man, is equivalent of putting on 4.4lb (2kg) from birth of first child… Changing lifestyle is likely to play a part, such as buying sugary snacks… However men who had no children actually lost around 1.4lb in weight…

High levels of fatty acid ethyl esters (FAEE) found in first stool are key… Can reveal mother's alcohol use during pregnancy… Alerts doctors of risk for problems with intelligence and reasoning…

Researchers analysed genetic information from more than 100 studies… These included details of 350,000 people from urban and rural communities… The team found that greater genetic diversity is linked to increased height… It is also associated with better cognitive skills and higher education levels… 

Miira Dawson, 36, from Poole in Dorset, still breastfeeds daughter Tara…Tara, five, also 'co-sleeps' with her mother as does two-year-old Ray Lee… Husband Jim, 56, says he will allow the breastfeeding to continue 'for now'… Mrs Dawson says extended breastfeeding has made Tara smarter… Also claims that 'noo-noo' acts as a comfort blanket for the 'confident' child…

Scientists pored over brain scans of people in different stages of love… Initial results showed a dozen different areas of the brain were affected… Neurologists believe one area is most active at the end of a romance… Concept opens up new possibilities for use of technology in legal rows… Trials involving crimes of passion may also see the method used…