Eating chalk may seem like a harmless childhood habit, but for some, it signals an underlying health concern. Often linked to pica, an eating disorder involving cravings for non-food items, this ...

While many of us are guilty of gorging on a bar of chocolate or two, a blind mum-of-two has revealed her rather unusual addiction - eating chalk and cigarette butts. Karen Kaheni, 42, from Barnsley, ...