Pica describes a disorder that causes your body to crave
items and substances with no nutritional value. The
most common cravings are for dirt and chalk.

Many people , for reasons that are not entirely clear to scientists, eat these nonnutritive substances.

Common causes of Pica include: Anemia (iron deficiency), Individuals with certain mental issues, such as schizophrenia and obsessive-compulsive disorder
may develop pica as a coping mechanism.
Dieting and malnourishment can both lead to pica.

If you find yourself , craving non -food items :
- Know that you are not alone , and certainly not
crazy.

- Report this to your doctor so that she or he can
check for anema, iron deficiency, potassium levels
and parastitic infections .

- Ask if you need to take any nutritional
supplements.

You can overcome the addiction.

Pica disorder occurs most often in children and pregnant women, but it is usually temporary. Pica disorder also occurs in people who have intellectual disabilities. Click on the link below to read more about pica and the treatment for pica.
http://www.gigihealth.com/pica-disorder-are-you-suffering-from-pica/