A mum is so addicted to eating clay that she has quit her teaching job to sell it. Mandisa Mayne was diagnosed with rare eating disorder, pica – which causes people to eat non-food substances – after ...

Both children and adults sometimes get the urge to eat unusual non-food items like chalk, soil or even paper. Dr Sehrawat explains why this happens.

Chalk isn’t exactly something most adults consider a delicacy. From time to time though, some adults (and many children) might find themselves craving chalk. If you feel the compulsion to eat chalk ...