Some patients remain unwell for months after “recovering” from the acute COVID-19. They
develop persistent fatigue, cognitive problems, headaches, disrupted sleep, myalgias and …

Carruthers BM, van de Sande MI, De Meirleir KL, Klimas NG, Broderick G, Mitchell T, Staines
D, Powles ACP, Speight N, Vallings R, Bateman L, Baumgarten‐Austrheim B, Bell DS, Carlo …

Classic cognitive theory conceptualizes executive functions as involving multiple specific
domains, including initiation, inhibition, working memory, flexibility, planning, and vigilance …

Fatigue is defined as a decline in the ability and efficiency of mental and/or physical
activities that is caused by excessive mental and/or physical activities. Fatigue can be …

Background Functional cognitive disorder (FCD) describes cognitive dysfunction in the
absence of an organic cause. It is increasingly prevalent in healthcare settings yet its key …

Recent years have brought growing recognition of the need for clinical criteria for myalgic
encephalomyelitis (ME), which is also called chronic fatigue syndrome (CFS). An Expert …

Coronavirus 2 is responsible for Severe Acute Respiratory Syndrome-Coronavirus-2 (SARS-
CoV-2), and the main sequela is persistent fatigue. Post-viral fatigue is common and affects …

Fatigue, defined as difficulty in initiating or sustaining voluntary activities, can be classified
as physical or mental, and physical fatigue can be classified as peripheral or central (spinal …

The neural mechanisms underlying feelings of fatigue are poorly understood. The primary
purpose of the study was to use functional magnetic resonance imaging (fMRI) to determine …

Since its inception, experimental psychology has sought to account for individual differences
in human performance. Some neuroimaging research, involving complex behavioral …