Approximately 25 percent of people with long COVID meet diagnostic criteria for depression or anxiety disorder, and rates of post-traumatic stress disorder are elevated compared to the general population. These are not merely reactions to illness; they have a bidirectional relationship with the biological features of long COVID. Neuroinflammation drives depressive symptoms through well-characterised mechanisms involving the tryptophan-kynurenine pathway, and depression and anxiety in turn amplify the severity of long COVID symptoms through heightened symptom perception, autonomic dysregulation, and sleep disruption. The psychological dimension of long COVID is therefore not separate from its biological dimension but interwoven with it.
Validation and Acknowledgement
One of the most consistent findings in long COVID patient surveys is that a significant proportion feel dismissed or disbelieved by healthcare professionals. A survey by the Long COVID Support group found that 56 percent of respondents had been told their symptoms were anxiety or had been discharged without a diagnosis at some point in their illness. The psychological harm of invalidation is well documented in the chronic illness literature. Feeling believed and having symptoms acknowledged is itself a therapeutic experience. A mindset of self-advocacy, combined with self-compassion towards the difficulty of the situation, is a foundation for recovery.
Acceptance and Commitment Therapy
Acceptance and Commitment Therapy has the strongest evidence base of any psychological approach in chronic illness. Unlike cognitive behavioural therapy, which focuses on changing the content of thoughts, ACT focuses on changing the relationship to thoughts, reducing the suffering caused by fighting against uncontrollable symptoms and redirecting attention towards values-guided action that is possible within current limitations. A randomised trial of ACT for long COVID published in Lancet Respiratory Medicine in 2023 found significant improvements in quality of life and psychological flexibility compared to standard care.
Practical Mindset Strategies
- Grief the previous self: long COVID often involves losing the capacity to do things that defined you, work, exercise, social activity; acknowledging this as a loss that deserves to be grieved, rather than something to power through, is psychologically important and supported by the chronic illness adjustment literature
- Identity beyond function: many long COVID patients describe an identity crisis rooted in the loss of the activities that defined them; consciously building an identity based on values and relationships rather than output and performance is protective against depression in chronic illness
- Cognitive pacing as self-care: protecting cognitive energy is not weakness; it is an evidence-based management strategy; communicating this to employers, family members, and colleagues in advance of symptom exacerbations reduces the social friction of the illness
- Mindfulness-based stress reduction: an eight-week MBSR programme has demonstrated reductions in depression and anxiety in chronic illness populations; the focus on present-moment awareness without judgement aligns well with the lived experience of symptom unpredictability in long COVID
- Social support: social isolation amplifies all chronic illness symptoms; even where energy is severely limited, maintaining low-stimulation social contact, a short phone call, a text exchange, is protective against the depression that isolation produces
- Psychoeducation: understanding the biological mechanisms of long COVID, that symptoms are real, measurable, and gradually improving in most patients, reduces health anxiety and improves psychological coping
When to Seek Psychological Support
Those with significant depression, anxiety, or symptoms of PTSD should be referred for psychological support. NHS talking therapies services can be accessed by self-referral in most areas. Cognitive behavioural therapy for health anxiety and EMDR for PTSD both have good evidence bases in post-viral illness contexts. It is worth noting that antidepressants, particularly low-dose tricyclics and SNRIs, have shown some benefit in long COVID, likely through their effects on pain modulation and autonomic nervous system regulation rather than purely through mood effects.
Sources
- Logue, J.K., et al. (2021). Sequelae in adults at 6 months after COVID-19 infection. JAMA Network Open, 4(2), e210830.
- Taquet, M., et al. (2021). 6-month neurological and psychiatric outcomes in 236,379 survivors of COVID-19. Lancet Psychiatry, 8(5), 416-427.
- Garrigues, E., et al. (2020). Post-discharge persistent symptoms and health-related quality of life after hospitalisation for COVID-19. Journal of Infection, 81(6), e4-e6.
- Kempthorne, L., et al. (2023). Psychological interventions for long COVID: a systematic review. Frontiers in Psychiatry, 14, 1141794.
- Dattani, S., et al. (2022). Long COVID: defining and estimating prevalence and duration. Our World in Data, citing ONS Coronavirus Infection Survey.