Other chronic conditions
Certain chronic conditions can cause severe, long-lasting fatigue. These include:
- Cancer [12]
- Kidney disease
- Type 2 diabetes [13]
- Chronic fatigue syndrome (also called CFS or myalgic encephalomyelitis)
- Fibromyalgia
Deficiencies
Fatigue is frequently caused by anaemia and other vitamin deficiencies (such as vitamin D or vitamin B12). Fatigue can result from dehydration since the body needs a lot of fluids to function.
Weight issues and eating disorders
Certain weight issues and eating disorders can lead to fatigue and a range of other symptoms. These may include:
- Bulimia
- Anorexia
- Overweight/obesity
- Underweight