Scientists have identified a gene which, when missing or impaired, can cause obesity, behavioral problems and, in mothers, postnatal depression. The discovery, reported in Cell, may have wider implications for the treatment of postnatal depression, with a study in mice suggesting that oxytocin may alleviate symptoms. Obesity and postnatal depression are significant global health problems. Postnatal depression affects more than one in 10 women within a year of giving birth and is linked to an increased risk of suicide, which accounts for as many as one in five maternal deaths Read More