Mental Health Trajectories and Social Influences in Adolescence

Adolescence marks a dynamic phase in psychological development, during which patterns of emotional and behavioural symptoms often crystallise into longer-term trajectories. Research has identified distinct courses of mental health—ranging from stable low symptom levels to escalating or remitting patterns—shaped by a weave of familial, peer and school influences. Quality of early relationships, including parental support and peer connectedness, serves as both a risk and a protective factor. Social determinants such as neighbourhood context, socioeconomic status and school climate further modulate these trajectories, interacting with individual dispositions like resilience and personality. Co-occurrence of depressive, anxiety and somatic symptoms is common, underscoring the need for holistic assessment. Emerging work highlights mechanisms by which family dynamics and individual resources, for example mental toughness, mediate or moderate the progression of symptoms. Understanding these interlinked pathways is critical for timely interventions that can redirect adverse patterns and bolster adaptive outcomes at a population level.

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Mental Health Trajectories and Social Influences in Adolescence publication trend

The graph below shows the total number of articles in mental health trajectories and social influences in adolescence across all publications each year (not limited to Nature Index journals).

Technical terms

Trajectory analysis: Statistical approach to identify distinct longitudinal patterns of symptoms or behaviours.

Somatic symptoms: Physical complaints (e.g. pain, fatigue) that lack a clear organic basis and often co-occur with psychological distress.

Mental toughness: A resilience construct encompassing confidence, perseverance, emotional control and adaptation to challenge.

Mediation: A process by which an intervening variable explains the relationship between an antecedent and an outcome.

Social determinants: Socioeconomic and environmental conditions, such as family income or neighbourhood quality, that influence health outcomes.

References

1. Co-occurrence of depressive, anxiety, and somatic symptoms: trajectories from adolescence to midlife using group-based joint trajectory analysis. BMC Psychiatry (2019).
2. What social determinants outside paid work are related to development of mental health during life? An integrative review of results from the Northern Swedish Cohort. BMC Public Health (2021).
3. Mental toughness in adolescents: bridging family relationships and depression across personality traits. BMC Psychology (2024).
4. Risk factors in adolescence as predictors of trajectories of somatic symptoms over 27 years. European Journal of Public Health (2022).