Haematological symptoms often appear first and include: Fatigue and weakness due to anaemia Pallor (pale skin) Shortness of breath, particularly on exertion Heart palpitations Glossitis (sore, red tongue) Mouth ulcers Neurological manifestations can be particularly concerning and may include: Paraesthesia (pins and needles) in hands and feet Peripheral neuropathy causing numbness or altered sensation Difficulty walking or balance problems (ataxia) Memory problems and cognitive difficulties Mood changes, including depression or irritability Rare optic neuropathy in severe cases Other symptoms that may occur include: Digestive disturbances Loss of appetite and weight loss Generalised weakness It is crucial to note that neurological symptoms can occur even in the absence of anaemia, and you should contact your GP urgently if you experience persistent paraesthesia, balance problems, memory difficulties, or unexplained neurological symptoms
Headaches Frequent or persistent headaches
Metformin is a medication originally prescribed to manage blood sugar levels in people with type 2 diabetes
Can Vitamin D and B12 deficiency cause severe fatigue
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