Psychiatric
circa 1550 BCE, ancient Egypt (Ebers Papyrus, references to heart-related fear states)
What is now understood as generalized anxiety disorder carried many different names and explanations across centuries of medical history, ranging from humoral imbalances to moral weakness to neurological dysfunction. Ancient physicians attributed persistent states of dread and worry to disturbances in the body's fundamental fluids, while later thinkers increasingly located the condition within the nervous system. The formal conceptualization of anxiety as a discrete psychiatric category emerged gradually through the nineteenth and twentieth centuries.
Historical Narrative
The earliest surviving records describing something resembling chronic, pervasive anxiety appear in ancient Egyptian papyri, where healers wrote of patients gripped by inexplicable fear and heart palpitations they attributed to the wandering of malevolent spirits through the body. Ancient Greek physicians, working within the humoral tradition established by Hippocrates in the fifth century BCE, understood such states as consequences of an excess of black bile, a condition they called melancholia. Black bile was thought to rise from the spleen and cloud the mind, producing fearfulness, despondency, and what one might recognize today as the hallmarks of anxious suffering. Galen of Pergamon, writing in the second century CE, expanded upon humoral explanations and reinforced the association between the spleen, black bile, and states of irrational fear that persisted without clear external cause.
Through the medieval period, European and Islamic physicians alike inherited and elaborated on these Greek frameworks. The Persian polymath Ibn Sina, known in the Latin West as Avicenna, devoted considerable attention in his eleventh-century Canon of Medicine to what he described as waswās, a term encompassing obsessive fearfulness and persistent mental agitation. Ibn Sina attributed such states to humoral corruption and recommended interventions involving music, pleasant conversation, changes in diet, and aromatic treatments designed to rebalance the body's fundamental constitution.
The sixteenth and seventeenth centuries brought renewed interest in melancholia as a broad category encompassing fearfulness and worry. Robert Burton's monumental 1621 work The Anatomy of Melancholy catalogued an enormous range of mental suffering under this heading, drawing on classical sources while adding extensive personal observation. Burton described fear without object, sleeplessness, and a mind perpetually circling upon itself as characteristic features of the melancholic constitution, and he proposed remedies ranging from travel and occupation to herbal preparations.
The eighteenth century introduced the concept of the nerves as the seat of emotional and psychological suffering. Scottish physician George Cheyne argued in his 1733 work The English Malady that hypersensitive nerves, aggravated by sedentary urban life and rich diet, produced chronic fearfulness and low spirits particularly among the educated and refined. This framework, sometimes called the nervous theory, gradually displaced humoral explanations among elite practitioners.
The nineteenth century saw anxiety begin to separate from its long subordination within melancholia. German psychiatry, then rapidly professionalizing, began distinguishing different forms of mental disturbance with greater precision. Paul Julius Möbius and later Emil Kraepelin worked toward classification systems that attempted to parse various forms of nervous illness. Meanwhile, Sigmund Freud's late nineteenth and early twentieth century writings proved enormously influential: Freud distinguished anxiety neurosis as a specific clinical entity in 1895, arguing that it arose from undischarged sexual tension and unconscious psychological conflict rather than from neurological weakness or humoral imbalance.
Freud's psychoanalytic framework dominated much psychiatric thinking about chronic anxiety well into the mid-twentieth century. It was not until the development of systematic diagnostic criteria in the latter half of the twentieth century, culminating in the formal categorization work undertaken by American psychiatry in the 1970s and 1980s, that generalized anxiety disorder emerged as a named and bounded diagnostic category, separating persistent, diffuse worry from panic, phobia, and other anxiety-related presentations that earlier physicians had tended to group together.
Key Historical Figures
Historical narrative only — this page describes how Generalized anxiety disorder was understood historically. It is not medical advice and does not describe current diagnosis or treatment. Sourced from verified medical history references (NIH, Encyclopaedia Britannica, and standard medical history texts). See our medical disclaimer.