Tag

Longitudinal Study

All articles tagged with #longitudinal study

Depression reshapes how young adults recall childhood adversity
mental-health5 days ago

Depression reshapes how young adults recall childhood adversity

In a three-wave study of 6,260 Chinese university students, higher depressive symptoms at baseline predicted more reported childhood traumas at later times, suggesting current mood can bias retrospective recall; the reverse—trauma recall predicting later depression—was not significant. The findings highlight potential therapeutic implications: treating the present mood may ease distressing memories, and future work should broaden populations and trauma definitions to validate and extend the pattern.

Decline starts at 35: a 47-year Swedish study shows late-life workouts still boost performance
health-and-medicine11 days ago

Decline starts at 35: a 47-year Swedish study shows late-life workouts still boost performance

A 47-year longitudinal study from Karolinska Institutet tracked hundreds of Swedes aged 16–63, finding fitness, strength, and endurance begin to decline around age 35 and continue gradually with age, but starting or maintaining exercise in adulthood can improve physical capacity by about 5–10%, underscoring that it’s never too late to move.

Certainty About Your Feelings for Your Partner Boosts Relationship Happiness and Well‑Being
relationships-and-sexual-health1 month ago

Certainty About Your Feelings for Your Partner Boosts Relationship Happiness and Well‑Being

A 488‑person study (US/UK) found that higher positive attitudes toward a partner predict greater relationship happiness, and certainty in those attitudes amplifies this effect and links to better mental health through increased satisfaction. The strongest effects appeared in long‑term relationships (12+ years). Four‑month follow‑up with 319 participants suggests an indirect path (certainty → satisfaction → well‑being) rather than a direct cause; limitations include a self‑selected sample and short follow‑up period.

Loneliness and anxiety form a chain linking short-video use to lower life satisfaction
social-media1 month ago

Loneliness and anxiety form a chain linking short-video use to lower life satisfaction

A two-wave longitudinal study of 234 university students found that heavy short-video use predicted increased loneliness after three months, which in turn predicted higher anxiety and, ultimately, lower life satisfaction, suggesting a sequential coping pathway rather than a direct effect. Limitations include self-reported data and a sample mostly of young, female students.

Pandemic-era Slowdown in Kids’ Executive Function, Study Finds
science2 months ago

Pandemic-era Slowdown in Kids’ Executive Function, Study Finds

A Harvard-led longitudinal study of 3,107 children in Massachusetts (2018–2023) found that the COVID-19 pandemic significantly slowed the development of executive function in kids aged 3–11, with growth rates below typical norms across all income levels, suggesting a systemic ‘cognitive stall’ that may underlie ongoing academic and behavioral challenges and requiring targeted, systemic support to rebuild foundational skills.

Peak Fitness and the Slow March of Aging
health3 months ago

Peak Fitness and the Slow March of Aging

A Swedish 47-year longitudinal study followed 427 people from age 16 to 63, showing muscular power peaks around age 19 in women and 27 in men, aerobic capacity peaks in the mid-30s, and a gradual decline of about 1% per year that speeds up with age. Individual aging paths vary greatly, but regular, varied physical activity is the best defense against decline; the study’s limitations include only five data points over 47 years and binary exercise data, yet it’s clear: it’s never too late to start exercising to maintain fitness.

Physical Prime Around 35, Yet Exercise Slows the Decline
science3 months ago

Physical Prime Around 35, Yet Exercise Slows the Decline

A Swedish population-based longitudinal study (SPAF) tracking participants from adolescence to age 63 finds that muscular endurance and aerobic capacity peak between ages 26–36, with muscle power peaking earlier (men ~27, women ~19). By 63, overall capacity can fall 30–48%. Regular physical activity slows the decline, and increasing activity in adulthood can boost capacity by about 10%, underscoring that while aging cannot be halted, its pace can be slowed. The study highlights youth activity and uses data from 1974 onward, published in the Journal of Cachexia, Sarcopenia and Muscle.

Childhood ADHD Forecasts Greater Health Burden by Midlife
health4 months ago

Childhood ADHD Forecasts Greater Health Burden by Midlife

A 40+ year UK cohort study of 10,930 participants found that higher ADHD traits at age 10 are linked to more physical health conditions and a 14% higher odds of multimorbidity by age 46. Among those likely to have had ADHD in childhood, 42.1% had two or more health conditions at 46, compared with 37.5% of those without ADHD. While smoking, BMI, and psychological factors partly explain the link, an independent health risk remains, underscoring the need for early health screening and interventions addressing health behaviors and social determinants of health.