Body consequences

* Extreme weight loss

* Body mass index less than 17.5 in adults, or 85% of expected weight in children

* Stunted growth

* Endocrine disorder, leading to cessation of periods in girls (amenorrhoea)

* Decreased libido; impotence in males

* Starvation symptoms, slow heart rate (bradycardia), hypotension, hypothermia and anemia

* Abnormalities of mineral and electrolyte levels in the body

* Thinning of the hair

* Growth of lanugo hair over the body

* Constantly feeling cold

* Zinc deficiency

* Reduction in white blood cell count

* Reduced immune system function

* Pallid complexion and sunken eyes

* Creaking joints and bones

* Collection of fluid in ankles during the day and around eyes during the night

* Tooth decay

* Constipation

* Dry skin

* Dry or chapped lips

* Poor circulation, resulting in common attacks of ‘pins and needles’ and purple extremities

* In cases of extreme weight loss, there can be nerve deterioration, leading to difficulty in moving the feet

* Headaches

* Brittle fingernails

* Bruising easily