Dictionary
Anhypnia: The Science of Total Sleeplessness
Anhypnia is an extreme, pathological state characterized by the severe or complete absence of sleep,...
# Sleep Disorders
6 results
Dictionary
Ahypnosia: The Pathological Absence of Sleep
Ahypnosia is the complete, pathological absence of physiological sleep caused by severe structural, prion, or...
October 6, 2026
•
Dr. Mohammed Looti
Dictionary
Ahypnia: Understanding Total Sleep Absence
Ahypnia refers to the complete absence or catastrophic disruption of sleep. Explore its etymology, neurobiological...
October 6, 2026
•
Dr. Mohammed Looti
Dictionary
Agrypnia: The Pathology of Total Sleep Loss
Agrypnia is a severe neurological state of complete sleep loss characterized by the destruction of...
October 6, 2026
•
Dr. Mohammed Looti
Scales
Insomnia Severity Index (ISI)
The Insomnia Severity Index (ISI) is a gold-standard, 7-item psychometric instrument developed by Dr. Charles...
September 5, 2026
•
Dr. Mohammed Looti
Scales
Insomnia Severity Index (ISI)
A comprehensive academic guide to the Insomnia Severity Index (ISI), covering its psychometric properties, theoretical...
September 5, 2026
•
Dr. Mohammed Looti