The following picture is an example of what phenomenon? 
Definitions:
Chronic Migraines
A neurological condition characterized by frequent headaches occurring more than 15 days a month over a three-month period.
Tonsillitis
An infection characterized by inflammation of the tonsils, usually caused by a viral or bacterial infection.
Multidimensional Assessment of Fatigue (MAF)
A tool used to evaluate various aspects of fatigue, including its severity, impact on daily activities, and changes over time.
Fatigue Severity Scale (FSS)
A tool used to assess the impact of fatigue on daily functioning, particularly in patients with chronic illnesses.
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