List of illnesses caused by poor nutrition

Many diseases in humans are directly or indirectly caused by improper eating habits and malnutrition. These include, but are not limited to, deficiency diseases, caused by a lack of essential nutrients.

Additionally, several diseases are directly or indirectly impacted by dietary habits, and require very close attention to the nutrient content of food.

See also: Overeating

• Obesity, which in turn can lead to diseases such as cardiovascular disease and diabetes.

• Vitamin poisoning

• Iron overload disorder

• protein-energy malnutrition
  • kwashiorkor
  • marasmus
  • Mental retardation ^[1]

See also: avitaminosis, and the table of deficiency diseases at human vitamins

• Pellagra –
• Poor immune system function, potentially leading to a wide range of other illnesses.
• Spina bifida
• Vitamin B₁ (thiamine) deficiency causes:
  • Beriberi –
  • Wernicke-Korsakoff syndrome –
• Vitamin B₂ (riboflavin) deficiency leads to ariboflavinosis
• Vitamin C (ascorbate) deficiency causes scurvy, deterioration of tissues throughout the body due to reduced collagen synthesis.
• Vitamin D deficiency – is known to cause several bone diseases^[2] including:
  • Rickets – a childhood disease characterized by impeded growth, and deformity, of the long bones.
  • Osteomalacia– a bone-thinning disorder that occurs exclusively in adults and is characterised by proximal muscle weakness and bone fragility.
  • Osteoporosis – a condition characterized by reduced bone mineral density and increased bone fragility.

• Iodine deficiency
• Iron deficiency
  • Iron deficiency anemia
• Metabolic or nutritionally related disease such as diabetes mellitus or endemic goitre
• Osteoporosis – caused by calcium deficiency
• zinc deficiency (growth retardation)

• Avitaminosis
• Malnutrition
• Essential nutrient
• List of ICD-10 codes (E54-E64) — detailed taxonomy
• Obesity
• osteoporosis

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