The University Psychology Clinic (CUP) at the Faculty of Education and Psychology of the Universidade Católica Portuguesa (FEP-UCP) has developed a factsheet dedicated to the topic of “Loneliness”.

This resource brings together essential information for professionals, students and the wider community, addressing key issues such as:

• What science tells us about the impact of loneliness on mental and physical health;
• Warning signs that may indicate social or emotional isolation;
• Practical strategies to promote well-being and prevent situations of loneliness.

Download the infographic here: 

The references used in the preparation of the factsheet are available below.

References

Holt-Lunstad, J. (2022). Social connection as a public health issue: The evidence and a systemic framework for prioritizing the “social” in social determinants of health. Annual Review of Public Health, 43(1), 193-213. 

Lezaun, J. Y., Ramírez, L. M. & Gamarra, E. F. (2025). Manual do programa Sempre Acompanhados: O desafio da solidão: empoderar, conectar, sensibilizar. Fundação “la Caixa”. 

Organização Mundial da Saúde (OMS) (2025). From loneliness to social connection - charting a path to healthier societies. World Health Organization.  

Serviço Nacional de Saúde (SNS 24). (2025, 15 de maio). A solidão e o isolamento social. Recuperado em 20 de outubro de 2025, de https://www.sns24.gov.pt/pt/tema/prevencao-e-cuidados-de-saude/a-solidao-e-o-isolamento-social/ 

Pietromonaco, P. R. & Collins, N. L. (2017). Interpersonal mechanisms linking close relationships to health. American Psychologist, 72(6), 531-542. https://doi.org/10.1037/amp0000129