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deficiency diseases
IGCSE biology, nutrition, deficiencies
| Deficiency | Symptoms | Cause |
|---|---|---|
| obesity | excess weight for height/age, risk of heart disease | too much saturated fats, cholesterol |
| kwashiorkor | muscles waste away, flaky skin, brittle hair | lack of protein |
| scurvy | bleeding gums, flaky skin, poor wound healing | lack of vitamin C |
| anaemia | pale skin, blood unable to form properly | lack of iron |
| rickets | poor bone development | lack of vitamin D |
| tooth decay | (blank) | too much sugar |
| constipation | (blank) | lack of fibre |
| dehydration | (blank) | lack of water |