Licenciou-se em Medicina em 1993 pela Faculdade de Medicina da Universidade de Coimbra. Em 2001, especializou-se em Psiquiatria, tendo realizado o seu internato complementar no Hospital Júlio de Matos. Mestre em Ciências do Sono pela Faculdade de Medicina de Lisboa (2009). Concluiu, em 2011, o Doutoramento em Psiquiatria e Saúde Mental pela Faculdade de Medicina de Lisboa.
 
É, atualmente, Professor Auxiliar de Psiquiatria na Faculdade de Medicina de Lisboa e Professor Auxiliar Convidado no Instituto de Ciências da Saúde da Universidade Católica Portuguesa, sendo o coordenador da Pós-Graduação em Psiquiatria e Saúde Mental do ICS da UCP.   É ainda Senior Teaching Fellow na AESE — Business school.
 
Ao nível científico publicou diversos artigos em revistas nacionais e internacionais peer review, bem como diversos livros de ficção e científicos, dos quais se destacam Manual de Psiquiatria Clínica (Figueira ML, Sampaio D, Afonso P. — coordenação,Ed.  Lidel, 2014,  e Quando a Mente Adoece: uma introdução à Psiquiatria e Saúde Mental, Ed. Principia, 2015.

 

Paper

Assessing the relation between career satisfaction in psychiatry with lifelong learning and scientific activity.

Afonso, P. , Afonso P. (2014). Assessing the relation between career satisfaction in psychiatry with lifelong learning and scientific activity..
Paper

Discrepant nocturnal melatonin levels in monozygotic twins discordant for schizophrenia and its impact on sleep

Afonso, P. , Afonso, P.. (2010). Discrepant nocturnal melatonin levels in monozygotic twins discordant for schizophrenia and its impact on sleep. Schizophrenia Research
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Empathy and burnout: A multicentre comparative study between residents and specialists

Afonso, P. (2019). Empathy and burnout: A multicentre comparative study between residents and specialists.
Paper

Impact of working hours on sleep and mental health.

Afonso, P. , Afonso P. (2017). Impact of working hours on sleep and mental health..
Paper

Satisfaction with Life of Schizophrenia Outpatients and Their Caregivers: Differences between Patients with and without Self-Reported Sleep Complaints.

Afonso, P. , Brissos S. (2013). Satisfaction with Life of Schizophrenia Outpatients and Their Caregivers: Differences between Patients with and without Self-Reported Sleep Complaints..
Paper

Schizophrenia patients with predominantly positive symptoms have more disturbed sleep-wake cycles measured by actigraphy

Afonso, P. , Afonso, P.. (2011). Schizophrenia patients with predominantly positive symptoms have more disturbed sleep-wake cycles measured by actigraphy. Psychiatry Research
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Schizophrenia presenting with Koro-like symptoms

Afonso, P. , Afonso, P.. (2013). Schizophrenia presenting with Koro-like symptoms. Journal of Neuropsychiatry and Clinical Neurosciences
Paper

Sleep disturbances in anorexia nervosa

Afonso, P. (2016). Sleep disturbances in anorexia nervosa. Advances in Eating Disorders
Paper

Sleep disturbances in schizophrenia | Alterações do sono na esquizofrenia

Afonso, P. , Afonso, P.. (2011). Sleep disturbances in schizophrenia | Alterações do sono na esquizofrenia. Acta Medica Portuguesa
Paper

Sleep-promoting action of the endogenous melatonin in schizophrenia compared to healthy controls

Afonso, P. , Afonso, P.. (2011). Sleep-promoting action of the endogenous melatonin in schizophrenia compared to healthy controls. International Journal of Psychiatry in Clinical Practice
Paper

Sleep-wake patterns in schizophrenia patients compared to healthy controls.

Afonso, P. , Afonso P. (2013). Sleep-wake patterns in schizophrenia patients compared to healthy controls..
Paper

Treatment adherence and quality of sleep in schizophrenia outpatients.

Afonso, P. , Afonso P. (2014). Treatment adherence and quality of sleep in schizophrenia outpatients..
Paper

[Sleep disturbances in schizophrenia].

Afonso, P. , Afonso P. (2011). [Sleep disturbances in schizophrenia]..
Paper

[Work-Family Conflict in the Medical Profession].

Afonso, P. , Afonso P. (2018). [Work-Family Conflict in the Medical Profession].. Acta medica portuguesa