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8 clinical studies listed.

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Adolescence

Tundra lists 8 Adolescence clinical trials. Each listing includes eligibility criteria, study locations, and direct links to research sites in the Tundra directory.

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ACTIVE NOT RECRUITING

NCT07517016

Real-Time Pose Recognition Technology for Improving Tennis Learning in Individuals With Intellectual Disabilities

This study investigates the effect of real-time pose recognition technology on learning tennis skills in individuals with mild to moderate intellectual disabilities. The study compares two training methods: traditional face-to-face tennis instruction and training supported by real-time pose recognition technology. Thirty participants aged 12-18 from special education institutions in Burdur, Turkey, were randomly assigned to either the experimental group using the technology or a control group receiving traditional instruction. The study aims to determine whether the use of real-time pose recognition improves tennis skill accuracy, learning speed, attention, and motivation compared to traditional methods.

Gender: All

Ages: 12 Years - 18 Years

Updated: 2026-04-08

1 state

Intellectual Disability, Mild to Moderate
Adolescence
RECRUITING

NCT07218588

Sanctuary Farm Prescription in Adolescents

The goal of this research study is to learn if an 8-week produce prescription program (in partnership with a local urban farm) can increase fruit and vegetable consumption in overweight teens and improve their blood pressure and weight. The main questions are: * Is a produce prescription program in overweight teens feasible? * Will a produce prescription with educational videos increase weekly fruit and vegetable intake? * Will a produce prescription with educational videos improve blood pressure and weight for height? Researchers will compare the teens' fruit and vegetable intake, blood pressure and weight for height before and after the produce prescription. Researchers will also see how feasible it is by measuring the number of produce prescriptions are picked up by the families and how many educational videos are viewed. Participants will: * complete questionnaires related to their diet and nutrition * measure their blood pressure and weight at the beginning and end of the study * obtain weekly produce prescriptions

Gender: All

Ages: 12 Years - 17 Years

Updated: 2026-03-06

2 states

Obesity &Amp; Overweight
Adolescence
ACTIVE NOT RECRUITING

NCT07374666

The Effectiveness of a Mindfulness Based Program on Short- Form Video Addiction in Adolescents

The purpose of this study is to evaluate the effectiveness of a mindfulness-based program in reducing short form video addiction among adolescents. The study is designed as a randomized controlled trial with a pre-test, post-test, and follow-up design, including an intervention group and a control group. Research Hypothesis: Adolescents who participate in the Mindfulness-Based Program will have significantly lower short video addiction scores compared to those in the control group.

Gender: All

Ages: 14 Years - 17 Years

Updated: 2026-01-30

Adolescence
Mindfulness
Addiction
+1
NOT YET RECRUITING

NCT07247305

Screen Culture's Impact on Generation Z Adolescents' Physical Activity, Posture and Well-being in Egypt

Ubiquitous adoption of screen-based technologies has transformed the behavioral and physiological environment of Generation Z youth. In Egypt, where digital adoption speeds up with apace urbanisation, teens (13-18) have greater exposure to computers, mobile phones, and other screen-based devices. Growing evidence points towards excessive viewing of screens in compromised well-being, including sleep issues, inactive lifestyles, weight loss/gain, and musculoskeletal disturbances. Contextual evidence for the Egyptian teenager is scarce. This study fills the gap by investigating the multi-dimensional influence of screen culture on physical well-being, focusing on sleep quality, body mass index (BMI), posture, physical activity, and disability outcomes.

Gender: All

Ages: 13 Years - 18 Years

Updated: 2025-11-25

1 state

Adolescence
Adolescent
Well Being
+2
RECRUITING

NCT07212283

Wise Intervention for Reducing Aggressive Behaviors and Promoting Prosocial Behaviors Toward LGB-TNB Individuals

This study evaluates the effectiveness of a wise Intervention to reduce aggressive behaviors and promote prosocial behaviors toward LGB-TNB individuals among Spanish adolescents. Half of the participants will receive the experimental intervention, while the other half will receive a control intervention.

Gender: All

Ages: 14 Years - 18 Years

Updated: 2025-10-08

1 state

Aggression
Adolescence
NOT YET RECRUITING

NCT07123194

The Effect of Art-Based Nursing Intervention Helping to Develop Healthy Digital Habits on Digital Addiction, Cyberbullying and Self-Efficacy in Adolescents

In today's world where digital technologies are integrated into every aspect of life, adolescents' unhealthy and uncontrolled use of digital media causes important psychosocial problems such as digital addiction and cyberbullying. This research aims to examine the effects of an art-based nursing intervention program in order to help adolescents born into the digital world gain healthy digital habits. The art-based nursing intervention program that helps gain healthy digital habits aims to increase adolescents' expressive expression skills, develop their skills in coping with challenging situations in the digital environment and strengthen their self-efficacy levels through creative art activities. The research is a randomized controlled trial designed as an experimental type, pre-test-post-test design. The research will be carried out in Prof. Dr. Fuat Sezgin Secondary School in Karatay district of Konya province. The sample group was determined as a total of 64 adolescents, 32 intervention and 32 control. Adolescents will be randomly assigned to the intervention and control groups. The pre-test data of the intervention and control groups were collected before the program started; The post-test data will be collected face-to-face by the researcher after the program is completed using the Personal Information Form, Digital Addiction Scale for Children, Revised Cyberbullying Scale (YSZE-II) and Self-Efficacy Scale for Children. It is expected that the digital addiction and cyberbullying levels of adolescents who are applied the art-based nursing intervention program that helps them gain healthy digital habits will be lower than the control group, and their self-efficacy levels will be higher than the control group. It is anticipated that the findings to be obtained as a result of the research will enable the development of creative and holistic intervention approaches that will increase the functionality of school health nurses against the risks posed by the digital age on young people. It is also thought that it can provide an evidence-based basis for the usability of art-based interdisciplinary practices in the field.

Gender: All

Ages: 11 Years - 15 Years

Updated: 2025-08-19

Digital Addiction
Art Therapy
Cyberbullying
+2
RECRUITING

NCT06297278

Exercise Facilitation of Adolescent Fear Extinction, Frontolimbic Circuitry, and Endocannabinoids

Anxiety disorders commonly begin during adolescence, and are characterized by deficits in the ability to inhibit or extinguish pathological fear. Recent research has provided new understanding of how fear is learned and can be regulated in the adolescent brain, and how the endocannabinoid system shapes these processes; however, these advances have not yet translated into improved therapeutic outcomes for adolescents with anxiety. This study will test whether a behavioral intervention, acute exercise, can help to improve fear regulation by enhancing brain activity and endocannabinoid signaling. This line of research may ultimately lead to more effect treatments for adolescent anxiety, and to new preventive strategies for at-risk youth.

Gender: All

Ages: 14 Years - 17 Years

Updated: 2025-08-07

1 state

Adolescence
RECRUITING

NCT04753190

Light Timing Study

Chronic circadian misalignment and sleep restriction peak during late adolescence, and are associated with morning daytime sleepiness, poor academic performance, conduct problems, depressed mood, suicidal ideation, substance use, insulin resistance, and obesity. Bright light exposure from light boxes can shift rhythms earlier (phase advance) to facilitate earlier sleep onset and reduce morning circadian misalignment and the associated risks. To phase advance circadian rhythms, the investigators' PRCs showed that the ideal time to begin light exposure was slightly before wake-up time and light should be avoided around bedtime because this is when light produces maximum phase delay shifts. An unexpected finding from these results, however, was a second advancing region in the afternoon (\~6 to 9 h after habitual wake-up time) suggesting that afternoon light may have more circadian phase advancing ability than traditionally thought. The overall goal of this mechanistic study is to follow-up on the unexpected PRC findings and test whether individually-timed afternoon light alone and in combination with morning bright light can shift circadian rhythms earlier in older adolescents. Four groups will be compared in a randomized parallel group design: afternoon bright light, morning bright light, morning + afternoon bright light, and a dim room light control. Adolescents will complete a 2-week protocol. After a baseline week with a stable sleep schedule, adolescents will live in the laboratory for 7 days. Sleep/dark and the time of bright light exposure will gradually shift earlier. Bright light (\~5000 lux) will be timed individually based on his/her stable baseline sleep schedule. The first 3-h morning bright light exposure will begin 1 h before wake on the first morning. The first 3-h afternoon bright light exposure will begin 5 h after wake. The morning + afternoon exposures will begin at the same times, but each exposure will be 1.5 h so that a total of 3 h of bright light per day will be given to each group except the dim light control group. Phase shifts of the circadian clocks marked by the dim light melatonin onset (DLMO) is the main outcome. Investigators hypothesize that afternoon bright light will work synergistically with morning bright light to produce larger shifts than morning or afternoon bright light alone. These data could challenge the current understanding of how to use bright light to shift circadian rhythms earlier.

Gender: All

Ages: 18 Years - 20 Years

Updated: 2025-06-10

1 state

Chronobiology
Light
Sleep
+2