What it is
Episodes of intense physical and emotional alarm — heart racing, breathlessness, trembling, and terror — that peak rapidly and typically pass within minutes.
Episodes of intense physical and emotional alarm — heart racing, breathlessness, trembling, and terror — that peak rapidly and typically pass within minutes.

At a glance
What it is
Episodes of intense physical and emotional alarm — heart racing, breathlessness, trembling, and terror — that peak rapidly and typically pass within minutes.
Commonly experienced as
Evidence context
Research-supportedSee the evidence snapshotContext
Panic attacks are discrete episodes of intense fear accompanied by a constellation of physical and cognitive symptoms that reach peak intensity within minutes. Physical symptoms include pounding heart, chest pain or tightness, shortness of breath, dizziness, sweating, trembling, nausea, and tingling in the extremities. Cognitive symptoms include depersonalisation (feeling unreal), derealisation (the world seeming unreal), and a terror of dying, losing control, or 'going mad.' While frightening, panic attacks are not medically dangerous. They result from acute sympathetic nervous system activation in the absence of actual threat. Panic disorder develops when fear of further attacks creates avoidance and vigilance that perpetuates the cycle. Panic attacks can also occur in the context of PTSD, agoraphobia, social anxiety, and generalised anxiety.
The Evidence
What research says about panic attacks, effective approaches, and when to seek professional support.
Panic attacks are well-studied and highly responsive to care
Panic attacks are among the most researched anxiety presentations, with psychological and pharmacological approaches both showing strong outcomes. Understanding the mechanisms behind them can itself reduce their intensity.
Sudden numbness, weakness, or difficulty speaking may indicate a stroke. Seizures, loss of consciousness, or the worst headache you have ever experienced all require emergency care. If you are unsure whether a symptom is panic or something else, seek professional assessment promptly — do not wait.
Cognitive behavioural therapy achieves recovery in roughly 70–90% of cases and is considered a first-line approach. Interoceptive exposure — gradually facing feared physical sensations — is particularly effective. Diaphragmatic breathing has strong evidence for interrupting acute episodes. SSRIs have strong evidence for longer-term prevention of panic disorder.
The body's alarm system fires as though danger is real, producing racing heart, breathlessness, and dizziness. These sensations are not medically dangerous, but fear of the sensations themselves can sustain the cycle. Panic disorder develops when anticipatory anxiety and avoidance build around the fear of further attacks.
Mindfulness practice reduces panic frequency over time with moderate-to-strong evidence. Magnesium and B vitamins are associated with nervous system resilience, though evidence is less robust than for psychological approaches. These options work best alongside, not instead of, professional support for moderate or frequent panic.
Talking therapies — especially CBT — are a strong starting point. A GP or psychiatrist can assess whether medication is appropriate. Breathwork, somatic practices, and mindfulness can support day-to-day resilience. For panic linked to PTSD, agoraphobia, or other conditions, a tailored professional assessment helps identify the most relevant pathway.
If panic attacks are recurring, affecting daily life, or leading to avoidance of situations, a qualified mental health professional or GP should be involved. Self-directed tools can complement care but are not a substitute for professional assessment when panic is persistent or severe.
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References
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