The research team, led by U. Venkatesh of the All India Institute of Medical Sciences in Gorakhpur, together with colleagues from AIIMS campuses in Nagpur, Rajkot, Deoghar and Guwahati as well as JIPMER in Puducherry, set out to address a persistent gap in the literature. Most research on adolescent substance use has concentrated on risk factors such as peer pressure, family conflict and easy access to psychoactive substances. Far less attention has been paid to the psychosocial assets that may buffer young people against initiation and continued use, and the evidence that does exist comes disproportionately from high-income countries. For low- and middle-income settings, where the majority of the world’s adolescents live, robust data on protective resources have been scarce.

The study defined current substance use as the self-reported use of at least one assessed psychoactive substance during the preceding three months. Complete information on this outcome was available for 4,848 of the 6,168 enrolled adolescents, a response coverage of 78.6 percent. Within this analytic sample, 545 adolescents, or 11.2 percent, reported current substance use. Rather than singling out one substance, the researchers cast a wide net across the psychoactive substances commonly assessed in adolescent health surveys, capturing the full spectrum of use from tobacco and alcohol to other substances.

Methodologically, the investigators constructed study-specific composite scores for three domains: protective factors, coping mechanisms, and social engagement. Each score was assembled from questionnaire items embedded in the parent multicentre study and then categorized as low, moderate, or high using cut-offs derived from the interquartile range of the score distributions. This approach allowed the team to examine whether associations with substance use differed across the spectrum of psychosocial resources rather than treating these constructs as continuous variables, an important design choice given that the relationship between psychological resources and behavior is not always linear.

The headline result concerned protective factors. Compared with adolescents in the low category, those with moderate protective-factor scores had 40 percent lower odds of current substance use, an adjusted odds ratio of 0.60 with a 95 percent confidence interval of 0.47 to 0.76, which excludes the null value and therefore reaches conventional statistical significance. Strikingly, the estimate for adolescents with high protective-factor scores was weaker and less precise, at 0.78 with a confidence interval of 0.59 to 1.02, a range that includes the null. The same pattern emerged for coping mechanisms: moderate coping scores were associated with 35 percent lower odds of current use, an adjusted odds ratio of 0.65 with a confidence interval of 0.51 to 0.82, while high coping scores yielded a weaker estimate of 0.81 with a confidence interval of 0.60 to 1.10 that crosses the null.

Social engagement told a different and more equivocal story. The moderate category showed essentially no independent association with substance use, with an adjusted odds ratio of 0.98 and a confidence interval spanning 0.77 to 1.25. The high-category estimate, at 2.27 with a very wide confidence interval of 0.71 to 7.24, was highly imprecise and cannot support any firm conclusion about whether greater social engagement raises, lowers, or leaves unchanged the odds of adolescent substance use. The researchers also conducted exploratory interaction analyses to test whether peer norms modified these relationships, finding only limited evidence of such effect modification.

To probe the overall direction of the associations, the team performed adjusted ordinal analyses examining trends across increasing categories of each psychosocial measure. These analyses indicated overall inverse ordinal trends, meaning that, on average, higher categories of protective factors and coping were associated with lower substance use. However, the authors are emphatic that the category-specific estimates did not consistently demonstrate monotonic patterns. Because the moderate categories showed stronger associations than the high categories, the findings should not be interpreted as evidence of dose-response relationships, in which each incremental rise in psychosocial resources produces a corresponding drop in substance use. This distinction matters both for statistical interpretation and for the practical design of interventions.

The statistical models were carefully adjusted for a battery of potential confounders, including age, sex, household economic status, living arrangement, the amount of pocket money available to the adolescent, peer norms, and study site. This adjustment is critical because older adolescents, boys, those with more disposable income, and those in permissive peer environments are known to differ systematically in both psychosocial resources and substance use. By holding these factors constant, the analysis isolates the association between the psychosocial composites and substance use, though it cannot eliminate confounding by unmeasured variables.

The authors are equally candid about the limits of what a cross-sectional design can establish. Because exposure and outcome were measured at the same point in time, the study cannot determine whether lower protective factors and coping capacity preceded substance use or, conversely, whether substance use eroded those resources. Temporality and causality remain unresolved questions. The composite scores, while constructed systematically from study questionnaire items, were not validated instruments, which introduces the possibility of measurement error. The authors call explicitly for longitudinal studies using validated psychosocial measures to clarify these associations over time.

Even with these caveats, the study carries significant implications for adolescent health programming in India and comparable settings. The work is embedded in a larger research effort funded by the Indian Council of Medical Research under an Extramural Research Grant, part of a cluster randomized controlled trial evaluating a community-based peer-led intervention to prevent substance use among adolescents within the school health programme under Ayushman Bharat, India’s national health initiative. If subsequent longitudinal research confirms that moderate psychosocial resources confer the greatest protection, school-based programmes may need to look beyond simply maximizing every student’s resilience scores and instead focus on ensuring that no adolescent falls below a functional threshold of protective resources. The ethical scaffolding of the study was rigorous: approvals were obtained from the institutional ethics committees of all six participating institutions, informed consent was secured from all adolescents, written parental or guardian consent was obtained for participants under 18, participation was voluntary, and confidentiality was strictly maintained, in accordance with the Declaration of Helsinki. As substance use during adolescence remains a pressing public health concern with consequences that ripple across the life course, this large, multi-regional analysis offers policymakers a data-driven starting point, and a caution against linear thinking, in designing prevention strategies for the world’s largest adolescent population.

Subject of Research: Psychosocial protective factors, coping mechanisms and social engagement associated with current substance use among school-going adolescents in India

Article Title: Protective factors, coping mechanisms and social engagement associated with current substance use among adolescents from 108 schools in India: a multicentre cross-sectional study

Article References: Venkatesh, U., Gandhi, A. P., Joshi, K., Bhattacharya, S., Agarwalla, R., Chinnakali, P., & Hossain, M. (2026). Protective factors, coping mechanisms and social engagement associated with current substance use among adolescents from 108 schools in India: a multicentre cross-sectional study. BMC Psychology. https://doi.org/10.1186/s40359-026-05658-0

Image Credits: AI Generated

DOI: 10.1186/s40359-026-05658-0

Keywords: adolescents, substance use, protective factors, coping mechanisms, social engagement, India, school health, psychosocial resources, cross-sectional study, public health, BMC Psychology, prevention

The study, conducted by researchers at Michigan State University including Kang Gao, Chandani Bhandari, Tianxiang Zhang, Sarah N. Douglas, and Subir Biswas, focused on a single target child in an inclusive preschool classroom who had been identified by his head teacher as facing both behavioral challenges and English language learner (ELL) status. The child, given the pseudonym Doruk, was a four-year-nine-month-old White male who spoke Turkish at home and used conversational English at school. His teacher reported that he engaged with peers in aggressive ways, such as hitting and biting, and that classmates had begun avoiding him as a result. Despite concerns shared with the family, no special education services were pursued, and Doruk carried no formal diagnosis related to his behavior.

The stakes of such early social difficulties are considerable. The authors note that nearly 22 percent of young children in the United States speak a language other than English at home, with 15 percent of kindergarten children identified as English language learners, while behavioral challenges affect approximately 14 percent of children in early childhood. Prior research has shown that children with behavioral challenges tend to engage in fewer peer interactions, are often excluded from peer play, experience more peer conflicts, have fewer friends, and more frequently play alone. For children who are ELL, peer interactions are often short-lived, and a lack of English proficiency can itself produce challenging behaviors when peers fail to understand a child’s messages—sometimes leading to special education referrals or exclusionary discipline.

The theoretical grounding for the work draws on complementary frameworks. Social engagement theory holds that active participation in social settings benefits both the child and peers, while a lack of engagement is associated with poorer mental health and behavioral difficulties. Vygotsky’s sociocultural theory emphasizes that peer interaction is crucial for cognitive and language development, and Bandura’s social learning theory highlights how children learn by observing and imitating their social environment—processes that can be hampered when language barriers exist. Together, these perspectives suggest that children with behavioral and language challenges may need additional, well-timed teacher support to build sustainable social engagement in preschool settings.

Measuring that engagement, however, has long been a practical bottleneck. Continuous observation is time-consuming, can introduce bias, and reduces the direct teaching time teachers have available. When teachers lack dedicated observation time, they may rely on memory, which the researchers note can be inaccurate. The study therefore employed the Wearable Human Interaction Tracker, or WHIT, a sensor system built around Ultra-Wideband (UWB) radio-based location tracking, integrating localization hardware from Eliko Systems within a custom wearable package. UWB localization was chosen because its performance has been validated in prior research and industrial applications.

The technical architecture of WHIT is elegantly simple in concept. Participants carry tag sensors that transmit UWB blink messages received by wall-mounted anchor sensors; using signal timing, the system performs triangulation to determine each child’s precise real-time location, forwarding computed positions to wall-mounted receiver sensors. Each sensor is the size of a standard credit card, weighs 12 grams, and carries a rechargeable battery lasting seven hours per charge. The electronics are sealed in plastic packaging for safety and secured with snaps into pockets of custom-made t-shirts to prevent removal. Doruk wore two sensors, one in each sleeve pocket, to detect the directionality of his movements, while his five participating peers wore a single front-pocket sensor each.

Proximity served as the indicator of social engagement. A threshold of one meter was chosen empirically based on prior studies: proximity within one meter maintained for at least 15 seconds was coded as social engagement, ending only when the distance exceeded one meter for 10 seconds or more—an approach that accommodated natural movement while preserving measurement accuracy. Calibration preceded data collection, and at least two research assistants independently logged each child’s location and behaviors every minute from an observation booth to validate the sensor data. Agreement between observational and sensor data reached 93.73 percent, with most disagreements occurring during transitions between classroom locations or near zone boundaries. Data were collected across six observation days over two months in late Fall 2024, during both structured teacher-led activities and unstructured free play, with sessions averaging 80 minutes.

The results painted a nuanced and somewhat surprising portrait of Doruk’s social world. His overall social connectivity was 45.1 percent, actually higher than the average of his peers, yet his average connectivity duration was shorter at 48.5 seconds compared with the peer average of 54.4 seconds. His connectivity with any individual peer never exceeded 19 percent, and he showed a preference for one peer, Otto, over the other four. The most striking finding emerged when activity type was considered: during structured, teacher-guided activities, Doruk’s social connectivity soared to 91.6 percent, exceeding every peer, while during unstructured free play it fell to 33.7 percent—the largest structured-versus-unstructured gap of any child in the study.

Initiation and termination data added another layer of insight. Doruk’s initiation rate was 53.1 percent, slightly above the peer average, and his initiation-to-termination ratio of 1.09 exceeded the classroom average of 0.97. In practical terms, Doruk frequently started social interactions, but it was usually his peers who ended them—a pattern the authors interpret as a less stable social engagement style, with limited peer interest in sustaining interactions. A spatial heatmap of his movements revealed a strong preference for the area between the kitchen and the center table, along with time spent at the craft and sensory tables, and comparatively little time in the book nook, animals, and blocks areas.

For the researchers, these findings carry clear implications for practice. The data suggest that Doruk may have a strong need for structure in his social interactions, and that teacher guidance allows him to engage more appropriately—while also indicating he may need support learning to sustain peer engagement and build stronger individual relationships. Teachers could use initiation and termination data to design interventions promoting meaningful peer interaction, scaffold social engagement activities strategically, and leverage area preferences when planning targeted activities. More broadly, the study demonstrated that individual differences in social connectivity, peer preference, and engagement patterns are common even among children without identified challenges—differences that continuous observation alone would rarely detect. The authors acknowledge limitations, including the single-classroom exploratory design, the inability to separate the effects of ELL status from behavioral challenges, and the asymmetric sensor configuration, and they call for larger samples and two-sensor configurations for all participants. With further development, they conclude, wearable sensor systems like WHIT could provide the objective, real-time data teachers need to complement their own observations and inform targeted interventions in inclusive preschool classrooms.

Subject of Research: Wearable sensor-based measurement of social engagement patterns in preschool children with behavioral challenges and English language learner status

Article Title: Sensor Technology to Measure Social Engagement for Children with Behavioral Challenges

Article References: Gao, K., Bhandari, C., Zhang, T., Douglas, S. N., & Biswas, S. (2026). Sensor Technology to Measure Social Engagement for Children with Behavioral Challenges. Early Childhood Education Journal. https://doi.org/10.1007/s10643-026-02353-y

Image Credits: AI Generated

DOI: 10.1007/s10643-026-02353-y

Keywords: wearable sensors, social engagement, preschool, behavioral challenges, English language learners, ultra-wideband localization, inclusive classrooms, early childhood education, peer interaction, child development, WHIT sensor system, teacher intervention

Historically, there exists a surprising gap in research when it comes to exploring the idea that walking dogs could serve as a protective factor against falls and mobility-related issues in older individuals. The TILDA research aims to bridge this gap by evaluating the correlation between regular dog walking and the incidence of falls and mobility challenges among a significant number of community-dwelling older adults. This examination comes at an opportune time, as the aging population continues to grow, and the societal impacts of falls among older individuals become increasingly apparent.

Falls rank as one of the top causes of hospital admissions among older adults, representing a substantial concern for public health. Statistics from TILDA reveal a striking figure: approximately 30% of individuals over the age of 70 in Ireland experience a fall each year, and 1 in 8 seek emergency medical attention as a result. As life expectancy climbs, the burden of falls will likely escalate, making it critical to identify preventive strategies. Regular dog walking may emerge as a powerful intervention, providing both physical exercise and social engagement—two elements crucial to maintaining health in senior years.

The methodology of the TILDA study was robust and well-structured, including participants aged 60 and older at Wave 5 of the research. The study categorized regular dog walkers as those engaged in this activity a minimum of four days each week, with additional groups consisting of non-dog owners and dog owners who did not regularly walk their pets. Various outcome measures, including self-reported falls and fear of falling, were analyzed alongside mobility assessments conducted through the Timed-Up-and-Go (TUG) test, recognized as a valuable measure in predicting fall risk among older populations.

Among the key findings, the study revealed that older adults who walked their dogs regularly completed the Timed-Up-and-Go test significantly faster than their non-dog-walking counterparts. Specifically, dog walkers averaged 10.3 seconds on the TUG test compared to an average of 11.7 seconds for non-dog walkers. This measurable difference underscores the enhanced mobility attributed to the simple act of walking a dog, positioning it as a potential strategy for improving mobility health among older adults.

Moreover, the implications of significantly reduced falls were highlighted in the study’s results. Regular dog walkers were found to be 40% less likely to encounter unexplained falls, hinting at a crucial link between this activity and physical stability. Reducing the frequency of falls could not only alleviate the immediate physical hazards associated with them but also mitigate the broader spectrum of potential health complications, such as fractures and the loss of independence—issues that plague many older adults after experiencing a fall.

Equally compelling was the finding related to fear of falling, an often under-recognized factor that can significantly curtail mobility and diminish overall quality of life. Participants who regularly walked their dogs reported a 20% lower likelihood of expressing a fear of falling compared to their non-walking peers. By reducing this fear, dog walking may facilitate greater engagement in physical activity and social interaction, further enhancing overall health and well-being.

The broader implications of the TILDA study are profound, emphasizing the role of enjoyable physical activities, such as dog walking, in fostering health and independence as individuals age. While it is well-known that exercise plays a vital role in maintaining health, the unique social and emotional benefits associated with dog ownership add another layer of significance to this finding. The companionship provided by dogs offers emotional support that may further enhance physical activity, creating a positive feedback loop.

Insights gathered from this research contribute invaluable information that healthcare providers can leverage to promote comprehensive interventions aimed at preserving mobility and reducing falls among older adults. Given the simplicity and accessibility of dog walking, it presents a practical recommendation that could easily be incorporated into routine healthcare practices. Caregivers could consider advocating for dog ownership and regular walking, not only to promote physical fitness but also to encourage social linkage and mental well-being.

As the aging demographic continues to rise, recognizing and implementing strategies that promote both physical and mental health becomes crucial. This study provides a compelling argument for incorporating dog walking into preventive health strategies, highlighting that it is not merely exercise, but an enriching activity that fosters a sense of purpose and community engagement. As emphasized by Professor Robert Briggs, co-author of the study, the findings serve as an affirmative message about the role pets play in the lives of older adults.

Lead author Dr. Eleanor Gallagher additionally echoes these sentiments by underscoring the multifaceted benefits of regular dog walking as an accessible means to enhance physical health, while also improving mental well-being and self-confidence among older individuals. As society moves forward, emphasizing these enjoyable and health-promoting activities could pave the way for a healthier, more active aging population.

In a world where technology often dominates conversation surrounding health, it is refreshing to see a return to simple yet effective activities that encourage movement, companionship, and a sense of belonging among older adults. As further studies may expand our understanding, TILDA’s findings stand as a powerful testament to the impact that regular dog walking can have on the lives of seniors, promoting not only longevity but also vitality and quality of life.

In conclusion, the TILDA research invites us to consider the potential impact of our four-legged companions on human health, weaving together threads of physical activity, emotional support, and social engagement. Its findings herald a call to action for both individuals and healthcare systems to prioritize strategies that embrace the benefits of dog walking, thereby paving the way for healthier, happier, and more active aging.

Subject of Research: People
Article Title: The Association of Regular Dog Walking with Mobility, Falls and Fear of Falling in Later Life
News Publication Date: 20-Jan-2025
Web References: www.tilda.ie
References: 10.1093/gerona/glaf010
Image Credits: N/A
Keywords: Social sciences, Gerontology, Aging, Physical activity, Mobility, Dog walking, Mental health, Public health.