Personality change

Personality change can occur as a symptom of ME/CFS.

Prevalence

 * 2001, In a Belgian study, 74.4% of patients meeting the Fukuda criteria and 77.2% of patients meeting the Holmes criteria, in a cohort of 2073 CFS patients, reported a personality change.
 * 1995, Katrina Berne, PhD, reported a prevalence of 55-75% for personality changes.

Potential causes

 * Magnesium deficiency
 * Brain fog
 * Depression
 * Emotional dysfunction