a few possibilities

1. Fatigue and general weakness: Hypothyroidism, Low Vit b12 level, Guillain-Barré Syndrome , Myasthenia gravis

2. Low blood pressure: Orthostatic hypotension, severe anemia, dehydration

3. Cardiac reason: Congest heart failure, cardiac arrhythmia

4. Large vessel stenosis in the neck, not like stroke

5. Side effect of medications: low blood glucose level by using insulin, low blood pressure by using HTN medications et al.

 

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• 非常感谢！ -香草仙子- ♀ (0 bytes) () 10/04/2016 postreply 05:13:48