- Cardiovascular
- Gastrointestinal
- Hematologic
- Electrolyte levels
- Bone health
- Sleep problems
A person’s metabolism can also be disrupted when they’re unwell. Key nutrients, for example, zinc, iron, vitamins A and D, and essential fatty acids may be affected too.
| Skin | |
| Itching | Reaction to laxatives and diuretics e.g. hives |
| Dry, scaly skin | Difficulty maintaining body warmth |
| Skin peeling | Painful pustules on fingertips |
| Skin discolouration | Dermatitis (inflammation) |
| Russell’s sign (knuckle calluses) | Fissuring of the lips |
| Poor wound healing | Erythema lesions of the face, neck, and arm regions |
| Bluish discoloration and cold sensations in the hands and feet | |
| Hair and nails | |
| Hair-thinning | Brittle nails |
| Twisted and wiry strands of hair | Nail-biting, nail-picking |
| Lanugo – growth of fine hair on the body | Koilonychia – spoon-shaped nails |
