Hi Ilona, I wonder if you can help me. A three-year-old child at my playgroup eats chalk, plasticine, playdough, poster paint, glue and sand. Is this some kind of eating disorder or perhaps a ...

Calabash chalk, also known as “nzu” in Igbo land is a geographic material popularly consumed in West African countries for pleasure, and by pregnant women as a cure for nausea. Studies have shown that ...