SOURCES – 15 classic habits that instantly give away you’re over 50

The following sources were consulted in the preparation of the article “15 classic habits that instantly give away you’re over 50.”

van de Vijver, I., Brinkhof, L. P., & de Wit, S. (2023). Age differences in routine formation: the role of automatization, motivation, and executive functions. Frontiers in Psychology, 14. https://doi.org/10.3389/fpsyg.2023.1140366

Luo, Y., Roberts, R. E., Yang, L., Socié, C., & Chen, Y. (2024). Routineness of social interactions is associated with higher positive affect in older adults. Journal of Gerontology: Psychological Sciences. https://pubmed.ncbi.nlm.nih.gov/38595036/

University of Pittsburgh. (2022, September 12). Older adults who maintain daily routines show better cognitive performance and mood. ScienceDaily.

https://www.sciencedaily.com/releases/2022/09/220912163802.htm

Ball, B. H., Peper, P., & Robison, M. K. (2025). Reminders eliminate age-related declines in prospective memory. Psychology and Aging, 40(1), 54–65. https://doi.org/10.1037/pag0000844

Janssen, S. M. J., Chessa, A. G., & Murre, J. M. J. (2005). The reminiscence bump in autobiographical memory: Effects of age, gender, education, and culture. Memory, 13(6), 658–668. https://doi.org/10.1080/09658210444000322

Terrier, P., & Reynard, F. (2014). Effect of age on the variability and stability of gait: A cross-sectional treadmill study in healthy individuals between 20 and 69 years of age. arXiv. https://arxiv.org/abs/1410.2098

Yoon, S. O., de Dios, I. M., & Cockburn, J. (2025). Preserved context-sensitivity in language production. Frontiers in Psychology. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12494165/ PMC

Timmermans, E. J., van der Pas, S., Schaap, L. A., Deeg, D. J. H., & Huisman, M. (2014). Self-perceived weather sensitivity and joint pain in older people with osteoarthritis: Results from the European Project on OSteoArthritis (EPOSA). BMC Musculoskeletal Disorders, 15(66). https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3996041/

Völter, C., Thomas, J. P., Maetzler, W., Guthoff, R., Grunwald, M., & Hummel, T. (2021). Sensory dysfunction in old age. Deutsches Ärzteblatt International, 118(29-30), 512–520. https://doi.org/10.3238/arztebl.m2021.0212

Czaja, S. J., Boot, W. R., Charness, N., & Rogers, W. A. (2019). Designing for older adults: Principles and creative human factors approaches (3rd ed.). CRC Press. https://doi.org/10.1201/b22189

Harvard Health Publishing. (2022, August 1). The art of monotasking. Harvard Health Blog. https://www.health.harvard.edu/mind-and-mood/the-art-of-monotasking