

The Myth of Primary Polydipsia
Why Hypovolemic Dehydration Can Explain the Real Physiological Basis of So-Called "Psychogenic Water Drinking"
Book • 2023
Patrick Ussher presents a critical review of the literature on psychogenic polydipsia, tracing its historical roots and arguing many cases reflect physiological causes in ME/CFS and POTS rather than psychiatric compulsion.
He synthesizes case reports, historical perspectives, and contemporary understanding of thirst physiology to propose alternative explanations.
The book advocates for better clinical recognition and research into biological causes of extreme thirst.
It aims to prevent harmful misdiagnoses and improve patient care.
He synthesizes case reports, historical perspectives, and contemporary understanding of thirst physiology to propose alternative explanations.
The book advocates for better clinical recognition and research into biological causes of extreme thirst.
It aims to prevent harmful misdiagnoses and improve patient care.
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as his book (available free as PDF) arguing psychogenic polydipsia is often a misdiagnosis in ME/CFS/POTS patients.

Patrick Ussher

Patrick Ussher, author of Understanding ME/CFS and Strategies for Healing


