Research on teenage health, behavior, and development. Covers vaping and smoking, youth mental health, social media, and emergency-care trends.
Global rates of type 2 diabetes in adolescents and young adults have increased significantly between 1990 and 2019, with countries with lower socioeconomic development and women under 30 showing the largest increases. High body mass index is the main contributing factor to this trend.
Australian children are spending too much time glued to screens and not enough on physical activity, with 80% of kids failing to meet national guidelines. A new review calls for a National Physical Activity Plan involving multiple sectors to address the issue.
Research highlights importance of long-term screening and healthy lifestyle behaviors in reducing cardiovascular disease risk among young cancer survivors. Factors such as sociodemographic status, income, education, smoking status, and physical activity levels are associated with increased or decreased CVD risk.
A Japanese research collaboration found associations between elementary and junior high school students' self-reported health and adherence to 24-hour movement guidelines. Meeting the guidelines for 'screen time and sleep' was associated with good self-reported health in elementary school students, while junior high school students ben...
A new 16-week trial will test whether a medication that targets gut bacteria can improve irritability in teenagers with autism spectrum disorder. The study aims to reduce the entry of certain substances produced by gut bacteria into the brain via the bloodstream, potentially reducing traits of irritability and anxiety.
A systematic review of 23 studies found COVID-19 mRNA vaccine-associated myopericarditis is rare in adolescents and young adults with a low incidence rate. The condition generally has favorable early outcomes, but continued follow-up is recommended.
Research highlights bullying as a significant concern for adolescent LGBTQ+ individuals, particularly females. Findings show rising trends in bullying and suicidal behavior across demographic subgroups of US adolescents.
A recent study published in Journal of Clinical Psychiatry found that only about 10% of children and adolescents who didn't improve with cognitive behavioral therapy opted for medication treatment. Patient characteristics, such as racial and ethnic minorities, younger patients, and expectations of treatment effectiveness, were identifi...
Researchers tested the effectiveness of brain stimulation followed by cognitive exercise for treating Major Depressive Disorder (MDD) in youth. The study found significant changes in brain activity and a reduction in depressive symptoms, suggesting a promising treatment option.
A study published in BMJ Open found that adolescents with hypermobile joints are at a higher risk of developing depression and anxiety. Researchers discovered that psychiatric symptoms were more severe among hypermobile participants, highlighting the need for targeted support and treatment.
A large study from Argentina found that COVID-19 vaccines remain effective in preventing death in children and adolescents, regardless of the predominant circulating variant. The study's results show that vaccinated children had a 67% reduced risk of death related to COVID-19 infection during the omicron period.
Research by Lancaster University found that Egyptian mothers' employment during their daughter's adolescence has a long-lasting impact on their daughters' employment stability in adulthood. Employed mothers are more effective role models and bolsters daughters' aspirations, leading to stable public sector employment.
Research found that male rats exposed to ifosfamide during adolescence had offspring and grand-offspring with increased incidence of diseases, including kidney and testis problems. The study's epigenetic analysis revealed changes passed down through sperm and ova, indicating a potential risk for future generations.
A recent study by Rutgers University researchers found that adolescent girls typically engage in unnoticed dieting for up to six months before their formal diagnosis of anorexia is made. This behavior often begins around age 14 and can be a precursor to more severe restrictive eating habits.
Research finds a strong link between economic inequality and addictive social media use in teenagers, who often escape negative feelings by using these platforms. The study, involving over 179,000 schoolchildren worldwide, highlights the need for new strategies to promote responsible social media use.
A new study by Rutgers researchers found that young people treated for sleep disorders with benzodiazepines like Xanax may be at a higher risk of overdose. The study examined over 90,000 newly prescribed benzodiazepine patients and found an increased risk of overdose compared to other prescription sleep medications.
Long-term use of systemic antibiotics can alter the gut microbiome, leading to reduced bone mass accrual and impaired skeletal maturation. Researchers found that minocycline therapy causes changes to the gut microbiome, disrupting normal communication between the liver and small intestine.
Research on over 11,000 UK students reveals a sharp decline in well-being and self-esteem between ages 11 and 14, linked to the transition to secondary school. Students with higher self-esteem at age 11 experienced less significant drops in well-being.
A new study from the UConn Rudd Center for Food Policy & Health found that certain weight-related words lead to emotional distress in adolescents. Preferred terms included 'healthy weight' and 'normal weight', while words like 'obese,' 'fat,' and 'extremely obese' elicited negative emotions.
A large-scale study found anabolic-androgenic steroid use is relatively common among Canadian adolescents and young adults, associated with dependence and serious side effects. Nearly 1 in 4 steroid users experienced moderate or severe dependence and adverse health issues.
Research from the University of Georgia reveals that LGB youth experience disproportionately high rates of suicidal thoughts, planning, and attempts. The study found that exposure to trauma, particularly sexual violence and dating violence, is significantly more predictive of suicidal thoughts and behaviors among LGB teens.
Research reveals significant regional disparities in parental incarceration rates, with children of color and those living in impoverished households more likely to experience it. The study also highlights the need for tailored strategies to address health inequities in remote or under-resourced communities.
A new study explores how corporal punishment impacts neural systems, linking it to increased anxiety, depression, and altered brain activity. The research found that adolescents who experienced physical punishments showed a larger neural response to error and a blunted response to reward.
A study published in The Lancet Child & Adolescent Health found that hospitalised young people with a gender dysphoria diagnosis were four to five times more likely to experience self-harm or suicide attempts compared to those without the condition. This highlights the need for improved support and care for this vulnerable group.
A recent study by Washington State University found that rural public schools are less likely to provide mental health services compared to urban schools, with only 38.3% offering treatment. Rural schools also reported lower funding and lack of access to qualified professionals as barriers to providing these services.
Research in rats suggests that hormonal contraceptives may alter the developing prefrontal cortex, increasing stress hormone production and disrupting signal transmission. The study's findings have implications for understanding the impact of birth control on teenage behavior and mood.
A study of 1779 adolescents found that early-life elevated lipids and dyslipidemia are linked to worsening subclinical atherosclerosis. Conversely, treatment at age 17 effectively halted progression and even reversed it. This critical evidence emphasizes the need for early-life screening and prevention.
Rates of complications, death, and subsequent surgery were similar for gastric bypass and sleeve gastrectomy in adolescents with severe obesity. Adolescents who underwent sleeve gastrectomy had lower emergency room visits and hospital admissions compared to those who had gastric bypass surgery.
A study by CHOP researchers found that financial stress during the pandemic contributed to depressive symptoms in adolescents across all income groups. The effect was most pronounced in low-income adolescents, but also affected those with lower pre-pandemic household income.
Researchers found that higher levels of polybrominated diphenyl ethers (PBDEs) in pregnant women were associated with increased anxiety scores in their children at age 12. The study suggests that exposure to flame retardants during early brain development may be a risk factor for developing anxiety symptoms in early adolescence.
A large study found that children who experienced adversity, including serious family illness or death, poverty, neglect, or dysfunctional relationships, are at increased risk of developing cardiovascular disease in early adulthood. The study, published in the European Heart Journal, followed nearly 1.3 million children and found a 60%...
A study from University of Cambridge found that young people who feel poorer than their friends have lower self-esteem and are more likely to be bullied. Feeling economically equal among peers had the best outcomes for mental health and social behavior.
A study found that ER visits for suicidal thoughts among youth aged 5-19 increased by 59% from 2016-2017 to 2019-2021, with hospitalizations rising by 57%. The research highlights the need for improved mental wellness support and training for healthcare providers.
A recent study by University of Cambridge researchers found that lack of computer access led to poorer mental health among young people during the COVID-19 lockdowns. The team's analysis of data from 1,387 10–15-year-olds revealed that those without access to a computer experienced a more significant increase in Total Difficulties scores.
Adolescents in war-torn regions experienced high war trauma and daily stress, with 60% witnessing armed attacks. The study found elevated rates of PTSD, anxiety, and depression compared to those living outside the conflict zone.
A new study published in PLOS Medicine found significant long-term morbidity in children, adolescents, and adults after COVID-19 infection. Children and adolescents are at risk of post-COVID-19 syndrome, with rates of malaise, cough, and headache increased compared to controls.
A new study found that intermittent fasting is associated with disordered eating behaviors, including binge-eating and compensatory behaviors like vomiting and compulsive exercise. The study analyzed data from over 2,700 adolescents and young adults and found that 47% of women, 38% of men, and 52% transgender or gender non-conforming i...
A study of nearly 20,000 sub-Saharan adolescents found that loneliness, hunger, anxiety, and substance use were associated with suicidal ideation. In contrast, those with peer and parental support had a decreased likelihood of suicidal thoughts.
The study proposes a multidisciplinary developmental perspective to understand leadership in adolescence, highlighting the importance of studying youth leadership and its impact on society. Researchers aim to develop leadership interventions to maximize potential and facilitate better diversification of the leadership pipeline.
Researchers found a strong association between outpatient electrolyte abnormalities and subsequent eating disorder diagnoses, suggesting these abnormalities may serve as a screening tool. The median time from the earliest abnormality to diagnosis exceeded one year.
A new study found that genetic factors may underlie the link between unhealthy teenage behaviors and accelerated biological aging. The research, involving 824 twins, suggests that individuals with high body mass index scores or substance use are more likely to experience rapid aging.
A new study confirms that COVID-19 deaths among children and young people are rare, with most fatalities occurring in those with severe neurodisability or compromised immune systems. The analysis of detailed data showed that half of COVID-19 deaths occurred within 30 days of infection.
A new study led by Linda Pagani found that watching violent TV during the preschool years can lead to later risks of psychological and academic impairment. Exposure to typical violent screen content at a critical time in brain development can predict later psychological distress and academic risks.
Researchers found age-related changes in the balance of inhibitory and excitatory neurotransmitters in the prefrontal cortex during adolescence. This study provides first-ever evidence of plasticity in the frontal cortex during this critical developmental period.
A significant increase in COVID-19 pandemic-related demand for adolescent eating disorder (ED) care was observed, outstripping available resources. The study emphasizes the need for enhanced ED prevention strategies and improved workforce and program capacity to address this growing concern.
Screen time increased by 52% during the pandemic, with significant increases for individuals ages 12-18 and handheld devices/personal computers.
A survey study of 151,000 students found that e-cigarette users were more likely to initiate tobacco use within minutes of waking. This increase in intensity and addiction is a concern, emphasizing the need for clinicians to address youth nicotine addiction during clinical encounters.
A new analysis reveals that US adolescent e-cigarette use is increasing in intensity, with a significant rise in nicotine addiction over the past few years. The study found that 2.55 million adolescents use e-cigarettes, and 27.6% of them use it daily.
A new study from the University of Ottawa reveals that morning types tend to have superior verbal ability, contrary to previous research suggesting that evening types have an advantage. The study found that accounting for factors like bedtime and age, morning individuals outperformed their evening counterparts in verbal intelligence.
Researchers found that experiences of early deprivation, such as parental neglect and financial difficulties, were more closely associated with cognitive and emotional functioning in adolescence. Deprivation was also linked to internalizing and externalizing problems, including lower performance on tests of intelligence.
A pilot study found that a school-based prevention program increased knowledge about child sexual abuse norms and laws, and students' intention to avoid or prevent child sexual abuse with younger children. The program showed promise in building a foundation for prevention.
A new study published in the New England Journal of Medicine found that semaglutide, an approved obesity drug for adults, also helps adolescents with obesity lose weight and have healthier hearts. After 68 weeks, 72.5% of participants who received semaglutide had achieved at least 5% weight loss compared to just 17% on placebo.
A recent study found that adolescents who answered more COVID-19 test questions correctly also reported lower levels of loneliness and fear of missing out. Teens with better COVID-19 knowledge were less likely to use social media excessively, which contributed to their lower anxiety levels.
A study in Brazil found that reducing childhood poverty could prevent up to 22.5% of future criminal convictions. The researchers analyzed 22 risk factors and interviewed over 1,900 children twice, finding that poverty was the only modifiable factor significantly associated with crime.
A new study from the University of Vermont found that TikTok's most viewed content on food, nutrition, and weight promotes a toxic diet culture, with weight loss and thinness glorified. The study highlights the need for critical thinking skills and a radical rethinking of how we relate to our bodies, food, and health.
A study of over 700 adolescents who underwent puberty suppression and then started gender-affirming hormone treatment found that 98% continued use. The findings contradict recent concerns about regret and support the long-term benefits of hormone therapy for young people with gender dysphoria.
A study found that students who moved to a new school location reported significantly less delinquency after the shift, with fewer delinquent friends and less unstructured socializing. The transition to a new academic setting might reduce levels of juvenile delinquency in the long run.
A recent analysis found that higher BMI in adolescent men is strongly associated with developing early atrial fibrillation, as well as subsequent worse clinical outcomes after diagnosis. Men with higher BMIs had significantly increased risks of mortality, heart failure, and ischemic stroke.
A randomized clinical trial found that targeted health-focused advertisements reduced vaping initiation among US adolescents. The study also showed a decrease in cigarette smoking behaviors among participants.
Cyberbullying experienced by US youth increased during the pandemic, especially among Asian American teens. In 2021, 23% of all youth were targeted online, compared to 17% in 2016 and 2019, with Asian Americans making up 19% of victims, mostly because of their race.