Hypotension

Hypotension (low blood pressure) can cause symptoms of dizziness and fainting. A blood pressure reading in an adult of 90/60 would be considered low blood pressure. It can be caused by dehydration or serious medical or surgical disorders.

A decrease in blood volume (low blood volume) can cause low blood pressure.

Prevalence

 * Katrina Berne reports a prevalence of 86% of ME/CFS patients for low blood pressure.

Potential treatments

 * Ginger
 * Increased dietary salt intake
 * Electrolyte drinks, powder, or tablets
 * Compression stockings