History

The history of anxiety: how each era named the same fear

Published on August 8, 2026 · Reading time: 9 minutes
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Quick answer

Anxiety is not an invention of the modern world. The same experience of fear without a clear object has been described for more than two thousand years under other names: melancholy in Greek medicine, acedia among the desert monks, nerves and neurasthenia in the 19th century, anxiety neurosis with Freud, and anxiety disorders from the DSM-III onward, in 1980. What changes from era to era is the vocabulary, the explanation of the cause, and who has the authority to treat it.

There is a story we repeat a lot: that anxiety is the price of contemporary life, something born alongside the smartphone, the flood of notifications and the constant hurry. It is a good story, and it falls apart the moment you open the old texts. The tightness in the chest with no visible cause, the sleepless night, the thought that spins without going anywhere: all of it was already there, carefully described, centuries before any screen existed. It just went by another name.

The experience is old, the name is what changes

In the Hippocratic corpus, the body of Greek medical texts attributed to Hippocrates and his school, there is an account of a man named Nicanor who felt terror on hearing the flute at drinking parties, and only at night. In the Aphorisms the formula is even blunter: if fear or low spirits last a long time, it is a melancholic state. The cause given was an excess of black bile, one of the four humors. The explanation aged badly. The description of the phenomenon did not.

One methodological warning, which historians make themselves: melancholy did not mean what depression means today. For centuries the term covered wide ground that included fear, worry and sadness all at once. Reading old texts with today's dictionary is the most common mistake in this history, and calling Nicanor's case a phobia is already a modern reading rather than something written on the page. The word we use now carries the same clue: anxiety comes from the Latin <em>angor</em>, from the verb <em>ango</em>, to squeeze or narrow, a relative of <em>angustus</em>, narrow, and from the same root that produced <em>Angst</em> in German. Cicero already listed <em>angor</em> among the disturbances of the mind and described it as something that constricts.

How to put this perspective to work for you

Tip: keep the paper from step 2. Reading it again a few months later shows that the right column changes easily and the left one changes slowly. Knowing that saves a lot of energy otherwise spent hunting for the perfect name.

The timeline, in three turns

The noonday demon

In the 4th century, in the Egyptian desert, the monk Evagrius Ponticus described acedia as one of the eight thoughts that assail those who live in solitude. He called it the noonday demon, an expression taken from Psalm 90:6 in the Greek Septuagint, which is Psalm 91:6 in the Hebrew numbering, and observed that the attack began around the fourth hour and lasted until the eighth. The picture is recognizable: restlessness, an inability to stay put, time that will not pass, an urge to be anywhere else. John Cassian carried that list into the Latin West, and at the end of the 6th century Gregory the Great merged acedia with sorrow, forming what would become sloth among the capital sins. In that period, authority over the matter did not belong to the physician but to the monk. Reading acedia as anxiety is a modern interpretation, and historians disagree about how far it goes.

From printed melancholy to nerves

In 1621 the Oxford clergyman and scholar Robert Burton published <em>The Anatomy of Melancholy</em> under the name Democritus Junior, and defined melancholy as a kind of dotage without a fever, having for its ordinary companions fear and sorrow, without any apparent occasion. Burton describes with precision what we would now call social anxiety, citing Cicero, who admitted to trembling at the start of every speech. In the 18th century the same territory acquired new names: vapors, hypochondria and, soon after, nerves. In 1733 the physician George Cheyne published <em>The English Malady</em> and blamed nervous illness on wealth, food and the pace of English urban life. In 1869 the American neurologist George Miller Beard coined the term neurasthenia, nervous exhaustion, and in 1881 published <em>American Nervousness</em>, blaming the speed of modern civilization: the telegraph, newspapers, clocks, intellectual work. The complaint was strikingly similar. The culprit was what had changed names.

From philosophy to the manual

In 1844, in Copenhagen, Kierkegaard published <em>The Concept of Anxiety</em> under the pseudonym Vigilius Haufniensis. There the experience leaves the consulting room and becomes a condition of existence: he describes it as the dizziness of freedom, what we feel when facing the open possibilities of a life. Half a century later, in 1895, Freud published the paper detaching anxiety neurosis from Beard's neurasthenia, and in 1926, in <em>Inhibitions, Symptoms and Anxiety</em>, he reversed his own theory, treating anxiety as an alarm signal rather than a byproduct of repression. In the first American manuals, the DSM-I of 1952 and the DSM-II of 1968, anxiety and neurosis were nearly synonymous. The decisive turn came with the DSM-III in 1980: the term neurosis was removed, anxiety disorders got a chapter of their own, and the old anxiety neurosis was split into panic disorder and generalized anxiety disorder, a split supported by research showing that an antidepressant blocked panic attacks but not phobic anxiety without panic.

What actually helps

The map is still being redrawn as you read this. In 2013 the DSM-5 moved obsessive-compulsive disorder and post-traumatic stress disorder out of the anxiety chapter and gave each its own, and the World Health Organization's ICD-11 now groups these conditions as anxiety or fear-related disorders. Historians such as Allan Horwitz argue that the sharp separation between anxiety and depression was more a classification decision than a discovery about nature, and that mixed presentations were always the rule. That is an influential reading rather than a consensus, but the practical conclusion is the same: you are not a defective product of modernity. What you feel has been called melancholy, acedia, vapors, nerves, neurasthenia and anxiety neurosis. Every era thought it had found the definitive explanation. None had, and ours probably has not either.

That does not make today's diagnoses useless. They organize research, guide treatment and open the door to care, and they are worth using. What history suggests is where to place your confidence: in whatever survives the changes of vocabulary. Talking to someone, protecting sleep, moving your body, bringing attention back to the present and slowing your breathing appear in practically every chapter of this timeline. Stoic and Epicurean philosophers were already teaching attention-to-the-present exercises we would recognize today in cognitive therapies. That is not a coincidence: it is what works well enough to survive two thousand years of theories contradicting each other. Short guided breathing sessions, like the ones in Calmoo, are a simple way to do that part today.

When to seek professional help

Historical perspective is a relief, not a substitute for care. See a psychologist or physician when anxiety interferes with work, study or relationships, when you start avoiding situations that matter to you, when sleep is persistently disrupted, or when episodes of intense fear with strong physical symptoms appear. Distress that lasts for weeks and limits your life deserves assessment, whatever name your era gives it. If thoughts of hopelessness or of not wanting to go on show up, seek help immediately. In the United States, the Suicide and Crisis Lifeline can be reached by calling or texting 988; elsewhere, look for your local crisis line.

Warning: this content is informational and historical, and does not replace assessment by a psychologist or physician. Knowing that anxiety has a long history does not remove the need for care when it is disrupting your life right now.

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Frequently asked questions

As a human experience, always. As a medical category under that name, it is recent. Greek texts more than two thousand years old already describe cases we would now call phobias, and the word comes from the Latin <em>angor</em>, meaning to squeeze or narrow. What is new is not the feeling, it is the label.
Every era decided that its own modernity was making people ill. In 1733 the physician George Cheyne blamed nervous illness on wealth and the pace of English urban life, and in 1881 George Beard did the same with American civilization, citing the telegraph, newspapers and clocks. In 1947 the poet W. H. Auden titled a long poem <em>The Age of Anxiety</em>, and the phrase stuck so well that it became a Leonard Bernstein symphony two years later. Comparing anxiety levels across centuries is very difficult, because the criteria and the ways of counting changed along with everything else.
Melancholy is not simply the old name for depression. For centuries the term covered wide ground that included fear, worry and sadness at the same time. In 1621 Robert Burton defined melancholy as a state whose constant companions are fear and sorrow, without any apparent occasion. The sharp separation between anxiety and depression came much later than that.
The most cited landmark is the DSM-III, published in 1980 by the American Psychiatric Association. It removed the term neurosis, created a dedicated chapter for anxiety disorders, and split the old anxiety neurosis into panic disorder and generalized anxiety disorder. Before that, in the manuals of 1952 and 1968, anxiety and neurosis were practically synonymous, and mixed presentations of anxiety and depression were the most common picture.
It helps in one specific way: it reduces the feeling of being an anomaly. Many people suffer twice, once from the symptom and once from the idea of being broken by something that only happens to them. Seeing the same experience described, named and treated across thousands of years moves the problem out of the territory of personal defect. That does not treat anxiety, but it lifts a weight.