Articles tagged with Adolescents
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
A recent UCL-led study found that UK teenagers are increasingly dieting to lose weight, with girls being more likely to experience depressive symptoms. The research also showed that boys are becoming more likely to try to gain weight, and both sexes are overestimating their weight.
A study of 1038 mother-child pairs found that cumulative early life risk factors cumulatively predict increased indicators of adiposity and metabolic risk markers. Children with more risk factors had a higher risk of overweight or obesity and metabolic risk in early adolescence.
A 60-year-old cohort study found that prioritizing interests and curiosity during adolescence enhances wellbeing in later life. The research, conducted over 60 years, suggests creating an environment fostering intrinsic motivations can promote old-age wellbeing.
A Texas A&M University researcher found that age gates on alcohol websites are mostly ineffective in preventing underage users from accessing the site. The study found that most sites had no process for verifying the accuracy of user-provided birth dates, allowing users to bypass the age gate through repeated attempts.
Researchers at Albert Einstein College of Medicine and Montefiore Health System are searching for biomarkers to predict the duration and severity of depression in adolescents. The goal is to identify teens who need more significant help with their depression, potentially leading to new treatments.
A recent study found that declining teenage pregnancy rates in England are related to local areas experiencing less youth unemployment, growing Black or South Asian teenage populations, and more educational attainment. The study also suggests that unaffordable housing and a lack of social housing contribute to lower conception rates.
The USPSTF found that high blood pressure affects 3-4% of children and teens in the US, but recommends no routine screening due to lack of evidence. The organization suggests no routine screening for children without hypertension or symptoms.
A new study finds that e-cigarette use is associated with a higher risk of cigarette smoking among adolescents who had no prior intention of taking up conventional smoking. E-cigarette users are more than four times more likely to start smoking cigarettes one year later compared to non-users.
Researchers studied risk and protection factors for violence among children and adolescents, finding that victimization, morality, empathy, and social-emotional skills predict violent behavior. Reducing victimization in schools could decrease violence in different contexts.
A new study found that social media quantity, content, and context significantly impact adolescents' sleep. Excessive screen time and disturbing content before bed were associated with later bedtime and reduced sleep duration. In contrast, reading books before bed was linked to an earlier bedtime.
Research from Washington State University found that adolescent males associate cannabis use with improved sexual activity, leading them to express intentions to use marijuana. In contrast, female peers were less swayed by similar messages.
Researchers found that nearly 19% of US children and adolescents are obese, with severe obesity rates higher in Hispanic and Black youth. Bariatric surgery is a safe and effective option for treating these patients, but many are not being offered the treatment due to lack of access.
Researchers studying vaping and secondary exposure to e-cigarettes warn that adolescent use is at epidemic proportions. The study aims to uncover health effects of e-cigarettes on younger patients and explore the risks of secondary exposure.
Research across 40 low- and middle-income countries found that adolescent girls face high burdens of poor sexual reproductive health, violence, and child marriage. Boys experience poorer outcomes in areas like mortality, substance use, and labor, highlighting the need to address gender inequality during early adolescence.
A nearly 1.5-kilometer-long trackway of early-human footprints has been discovered at White Sands National Park, showing a woman or adolescent male carrying a toddler in their arms. The tracks, dating back over 11,500 years, suggest a perilous journey through mud and animal habitats.
A MU researcher developed a world's first health care transition readiness assessment for adolescents with autism, identifying skills needed for transition from pediatric care to adult care. The study found that young adults with autism can benefit from better understanding medication management, insurance policies and health care fina...
Researchers investigated the association between e-cigarette use and self-reported wheezing among adolescents. The study found a significant link between e-cigarette use and increased risk of respiratory symptoms in this age group.
A recent NIH-funded study found that microstructural brain differences in the nucleus accumbens predict increases in indicators of obesity in children. The Adolescent Brain Cognitive Development Study reveals a link between diet-related inflammation and unhealthy eating behaviors.
A new study has found that both mothers and fathers with mental health problems are more likely to have a baby born prematurely. Men with persistent mental health issues were more likely to have a preterm birth, while women with anxiety and depression during pregnancy also increased the risk.
A new study by University of York found that TV advertising, free tobacco products, and exposure to smoking in public places are the biggest drivers of tobacco use among teens in South Asia. Teaching adolescents about the harmful effects of tobacco at school was effective in reducing smokeless tobacco use but not smoking.
A research team at HKUMed discovered that exosomes derived from Vδ2-T cells can effectively control EBV-associated tumours and induce T-cell anti-tumour immunity. Allogeneic Vδ2-T-Exos showed higher therapeutic efficacy than autologous Vδ2-T-Exos in humanized mice.
A recent study found that regular exposure to marijuana advertising on storefronts and billboards increased the likelihood of adolescents using marijuana. Location of retail stores also played a role, with participants who lived close to shops being more likely to report intentions to use the drug.
Certain internal and external factors increase adolescent suicidal behavior risk, including poor coping, smartphone abuse, and mental health history in parents. Reframing with meaningful life, adequate nutrition, and positive relationships can reduce the risk.
Researchers from Children's Hospital of Philadelphia demonstrate the effectiveness of virtual driving assessments in identifying safety-critical skill deficits and providing personalized feedback. The tool has been shown to be valid, feasible, and efficient, with a potential to reduce crashes and improve driver safety.
A University of Ottawa study suggests non-suicidal self-injury is contagious among teenagers, with those knowing someone who has harmed themselves twice as likely to try it. The study found over 1,400 Ontario teens aged 14-17 were more likely to harm themselves if they knew someone who had.
A new study by Michigan State University found that teens with fewer friends are more likely to experience depression as adults. However, for women, being popular in adolescence can lead to lower depressive symptoms in adulthood. The study suggests that gender roles and expectations may contribute to this difference.
Adolescents with compulsivity traits show reduced brain development and delayed goal-directed behavior, suggesting a link between compulsivity and atypical cognitive development. Compulsivity is associated with less-pronounced remodeling of brain circuitry during adolescence.
A systematic review and meta-analysis compared the susceptibility to and transmission of SARS-CoV-2 among children and adolescents. The study highlights differences in susceptibility between age groups, with varying levels of protection against severe illness.
A new study found that measurements of how pupils react to light can be used as a physiologic biomarker to diagnose sports-related concussions in teens. The researchers tested this method on adolescents and found it to be effective.
Researchers at Children's Hospital of Philadelphia developed a new study using a handheld device to measure pupil response to light, revealing clear differences between concussed and healthy adolescent athletes. The study found significant variations in pupil diameter, constriction, and dilation velocity among concussed athletes.
A study by Tokyo University of Science researchers found that self-esteem increases with age in Japan, peaking in the 50s and 60s, unlike previous research in Europe and the US. The findings suggest that cultural factors such as the seniority system and respect for the aged may contribute to this difference.
Adolescents with pre-existing conditions are more likely to receive approved medication for mental illness. Children who experience initial hospitalization also tend to be prescribed these medications.
Researchers at University of Guelph discover that e-cigarette vapour is more rewarding for adolescents, even with shorter exposures, compared to adults. The findings may help explain why e-cigarettes are popular among adolescents and contribute to their continued use.
The University of Illinois Chicago is leading a consortium to investigate how adolescent binge drinking affects genes, brain circuitry, and behaviors through epigenetics. The five-year project aims to identify neurobiological changes resulting from early binge drinking and its impact on adult psychopathology such as anxiety and addiction.
This observational study investigated psychological symptoms, nonsuicidal self-injury, and suicidal ideation among Chinese primary school students before the COVID-19 outbreak and two weeks after school reopening. The results showed significant changes in mental health outcomes during this period.
A study identified three key factors that predict the first occurrence of nonsuicidal self-harm in adolescent girls: low conscientiousness, high avoidance, and parental substance abuse history. These psychological vulnerabilities were found to distinguish girls who initiated self-harm from those who did not.
A study found that obese children who took probiotics Bifidobacterium breve BR03 and B632 lost more weight and had improved insulin sensitivity compared to those on a diet only. The findings suggest that probiotic supplements and a calorie-controlled diet may help manage childhood obesity.
A systematic scoping review of 186 studies found that high levels of screen time are linked to unfavorable psychological outcomes, while green time is associated with favorable outcomes among children and adolescents. Young people from low socioeconomic backgrounds may be disproportionately affected by high screen time and low green time.
Researchers at the University of Pennsylvania School of Nursing found that a text messaging intervention combined with MyDiaText improved self-care for adolescents with T1DM. The study showed persistent engagement and potential increase in glycemic control, suggesting a promising method to engage this population.
A new NYU study found that adolescents who perceive their parents as loving and supportive are less likely to engage in cyberbullying. The study analyzed responses from over 12,000 US teens and found that emotional support from parents is a significant factor in preventing cyberbullying behavior.
The Center for BrainHealth's Adolescent Reasoning Initiative has trained over 600 middle and high school teachers to reach 80,000 students, improving executive function skills. The initiative aims to develop problem-solving, reasoning, and innovating abilities in students.
Healthcare providers can empower adolescents by addressing concerns and educating them on effective contraception options. The etonogestrel implant is a highly effective and reversible method that can be tailored to individual needs.
Research released at ESC Congress 2020 links depression or anxiety in adolescence to a 20% increased risk of heart attacks by middle age. A mental disorder in adolescence is associated with poorer stress resilience and lower physical fitness, contributing to the risk.
A new AI app aims to improve the diets and nutrition of adolescent girls in urban settings in Ghana and Vietnam. The app will use machine learning to analyze users' food consumption, provide personalized dietary advice, and encourage healthy eating habits.
A longitudinal study of 167 children found that early adversity increases the risk of depression by flattening testosterone slopes, leading to reduced hippocampal growth and increased emotion dysregulation. The findings suggest a need for interventions targeting mental health problems resulting from early poverty.
A recent study published in JAMA Network Open found that trauma-exposed adolescents with moderately elevated acyl-ghrelin hormone levels are almost eight times more likely to develop post-traumatic stress disorder (PTSD). The study also suggests that lower acyl-ghrelin levels may reduce the risk and severity of subsequent PTSD.
The USPSTF recommends behavioral counseling to prevent sexually transmitted infections (STIs) for all sexually active adolescents and adults at increased risk. STIs have risen across the US, with 20 million new cases annually, leading to serious health complications if untreated.
Researchers found that adolescents who engaged in moderate-to-vigorous intensity physical activity had stronger hips at age 25, while time spent in light intensity activity was less clear. The study suggests that supporting young people to remain active could benefit future bone health and prevent osteoporosis.
Researchers examined adolescents' interest in quitting vaping through a survey, revealing that many have seriously thought about quitting. The study found that nearly half of the participants reported serious thoughts or attempts to quit vaping.
A new study published in Social Psychology Quarterly explores how high school students categorize their peers into groups based on physical appearance. The research found correlations between these groupings and aspects of mental health, academic achievement, extracurricular involvement, social status, and risk-taking behaviors.
A new study by Columbia University researchers found that daily social media use is not a strong or consistent risk factor for depressive symptoms among adolescents. The study analyzed survey data from over 74,000 students and found no association between social media use and increased depressive symptoms.
A new study found that few TikTok videos address COVID-19 transmission and prevention, instead focusing on anxiety and quarantine. The researchers believe this missed opportunity to engage young people with vital health information related to the pandemic.
A Stanford-led study found that vaping is linked to a substantially increased risk of COVID-19 among teenagers and young adults. Those who vaped were five to seven times more likely to be infected with the virus, highlighting the importance of warning teenagers and young adults about the dangers of vaping.
A new study published in JAMA Pediatrics found that young adults and adolescents prescribed opioids for the first time are at a slightly greater risk of developing a substance-related problem, but not as high as previously thought. The risk was found to be around 1-2% higher than those who were not prescribed an opioid.
A review by Dr Chawla finds that connecting with nature supports young people's happiness, health, and environmental awareness, while also generating complex emotions linked to climate change. The study highlights the need for strategies that balance promoting a positive connection with nature with addressing its challenges.
A Canadian-UK research team is conducting a $100,000 study to understand teenage vaping habits. The 'by-youth-for-youth' approach involves teen co-researchers and will culminate in developing a youth-informed education campaign.
Researchers found that teenagers who pay more attention to sad faces are more likely to develop depression, especially when stressed. Greater sustained attention to negative stimuli was linked to greater depressive reactions to real-world stress.
A new study shows that IUDs significantly reduce menstrual symptoms in adolescents with disabilities, including heavy bleeding and cramping. The research found that 65% of young women reported less bleeding and 95% kept their IUD after one year.
Restricting handgun sales to those aged 21 could save hundreds of young lives each year in the US, say researchers. State policies with a minimum age of 18 were linked to increased suicide rates among adolescents.
A University of Guelph study finds that sweetened coolers with high-fructose corn syrup can promote harmful alcohol consumption among teenagers. The researchers suggest that these beverages act as a gateway to introduce young people to alcohol, increasing the likelihood of binge drinking.