Articles tagged with Age Groups
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.
Black individuals ages 15 to 24 are disproportionately represented in firearm homicide deaths before, during, and after the COVID-19 pandemic. The study's findings highlight social and structural conditions contributing to racial disparities in firearm homicides.
The USPSTF updates its breast cancer screening recommendation to biennial mammography for women ages 40-74. However, the balance of benefits and harms is unclear for women over 75 or those with dense breasts. Breast cancer is a common cause of death among US women.
A study published in the Canadian Association of Radiologists Journal shows an increase in breast cancer diagnoses among females in their Twenties, Thirties, and Forties. Younger women are more likely to be diagnosed at later stages and with more aggressive cancer.
A cohort study found statistical signals for myocarditis and pericarditis after BNT162b2 vaccination in children aged 12-17 years, consistent with previous reports. Seizures after mRNA-1273 vaccinations in younger age groups require a robust epidemiologic investigation to confirm findings.
Administration of antenatal corticosteroids to late preterm babies was not linked to increased risk of neurodevelopmental problems by age 6. Long-term follow-up study suggests the medication may be safe for these high-risk infants.
Researchers developed an AI technique to estimate brain age based on EEG scans, making early screening for degenerative brain diseases more accessible. The technology uses machine learning to analyze brain waves and can be used as a low-cost screening tool for large numbers of people.
A randomized clinical trial found self-administered acupressure to be efficacious and cost-effective in reducing knee pain and improving mobility in middle-aged and older adults with probable osteoarthritis. The treatment also showed significant benefits in terms of quality of life.
Over five RSV seasons, researchers found that nearly one-quarter of hospitalized adults aged 50+ experienced an acute cardiac event, mostly heart failure. The risk of severe outcomes was nearly twice as high in patients with cardiac events compared to those without.
A recent study found improvements in vaccination timeliness among US children from 2011 to 2021, however widening disparities by socioeconomic indicators highlight the need for increased efforts to facilitate timely vaccination among lower-income families.
Researchers observed a significant increase in permanent contraception procedures for young adults following the Dobbs decision, with females being disproportionately affected. The study highlights the gendered dynamics of permanent contraceptive use and its implications for women and people with reproductive capacity.
Midlife mortality rates for deaths of despair, including suicide, overdose, and liver disease, vary by race and ethnicity, with higher rates among Black and American Indian/Alaska Native populations. Early mortality from drug- and alcohol-related causes contributes to these disparities.
A multiyear cross-sectional study found a strong association between high daily screen time and lower psychological well-being among preschool-aged children. The study also showed that screen time remained elevated in children from poverty-stricken areas even after returning to pre-pandemic levels in 2021.
A recent study published in JAMA Pediatrics found a strong negative association between screen time and parent-child talk among children aged 12-36 months. Children exposed to more screen time had fewer adult words, vocalizations, and back-and-forth interactions with parents.
This study of 536 adults with chronic conditions found disparities in patient portal use, with sociodemographic groups and health literacy levels showing varying trends. The COVID-19 pandemic led to an increase in portal use, while a brief validated health literacy measure may help identify patients who need further support.
A study of 8,988 preadolescent children found a significant link between tobacco product use and an increased risk of suicide attempts among elementary school-aged children. The findings suggest that emerging tobacco products are also associated with this increased risk, emphasizing the need for preventive policies.
A recent study found that recreational marijuana laws are associated with a 10% rise in workplace injuries among individuals aged 20-34, likely due to impaired cognitive function and care. The study suggests that these laws may have unintended consequences for worker safety.
A new study by Johns Hopkins University reveals that vision impairment is linked to increased symptoms of depression and anxiety, as well as social isolation among older adults. The research emphasizes the need for enhanced support and care for individuals with vision impairment.
The study of 5,951 women aged 63 to 99 found that higher levels of physical activity and lower amounts of sedentary time were associated with reduced heart failure risk. Promoting regular physical activity and limiting sedentary time may be a prudent strategy for primary prevention of heart failure in older women.
A Tel Aviv University study found that women in this age group experience increased AMH secretion when exposed to UV radiation from the sun. This increase in hormone levels is associated with a positive effect on fertility.
Prescription opioids linked to increased risk of serious falls among adults, with older individuals most vulnerable. Targeted prevention efforts may be most effective within the first month after opioid initiation.
A study of 61,000 adults aged 45 or older found that those who adhered to physical activity guidelines before the pandemic had lower odds of developing or being hospitalized for COVID-19. This suggests that higher prepandemic physical activity levels may be linked to reduced risk of SARS-CoV-2 infection and hospitalization.
A study of 276,000 children aged 6-23 months in 92 low- and middle-income countries reveals that 10.4% were zero-food children, emphasizing the need for targeted interventions to improve infant nutrition. The prevalence is particularly urgent in West and Central Africa and India.
A recent study published in JAMA found that bivalent mRNA COVID-19 vaccines were highly effective in protecting against SARS-CoV-2 infection and symptomatic COVID-19 in children and adolescents aged 5 to 17. The study, involving 2,959 participants, demonstrated the significant benefit of COVID-19 vaccination in this age group.
A study of 2.9 million Korean adults found that quitting smoking at any age reduced the risk of cancer, particularly lung cancer, after 10 years. Early cessation before middle age led to a substantial risk reduction in lung cancer.
Researchers mapped changes in tumor-related bacteria to uncover potential strategies to combat the rise of young-onset colorectal cancer. Unique bacterial signatures were found in tumors from younger patients, including Akkermansia and Bacteroides, which are more likely to have left-sided, rectal, and advanced stage tumors.
The Butantan-DV vaccine has been shown to be effective in preventing dengue development in 79.6% of vaccinated individuals, regardless of age group or prior exposure history. The vaccine also demonstrated safety for all participants, with mild to moderate side effects reported.
A high prevalence of mental disorders was found to affect over 1 in 10 individuals aged 5-24 worldwide, with around one-fifth of all disease-related disability attributed to these conditions. This age group accounts for nearly a quarter of the global mental disorder burden across the entire life course.
A recent study of 35,000 adults aged 50+ found significant inequities in survival rates associated with wealth inequality in the US. Wealth redistribution policies have been proposed as a solution to reduce these disparities and increase population longevity.
A study of Medicare patients in 2022 revealed disparities in COVID-19 therapy access based on patient age, race and ethnicity, Medicaid eligibility, and nursing home residence. Higher-risk individuals received COVID-19 therapy less often than those with lower risk factors.
Gaps in vision screening pathways disproportionately affect historically marginalized groups, leading to poor outcomes and inadequate care. The study highlights the need for improved strategies to address these disparities.
A study of 238,000 participants aged 45 and older found that self-reported walking limitations were associated with an increased risk of fracture. Clinicians may use patient self-assessment of walking ability as a tool to identify high-risk candidates for further assessment.
The USPSTF recommends against routine screening for speech and language delay and disorders in children under 5 due to insufficient evidence. School-aged children with delays are at risk of learning disabilities like reading and writing difficulties.
A recent study of 2,261 infants found no significant adverse effects on neurodevelopment after in utero exposure to COVID-19 vaccination. The research suggests that maternal COVID-19 vaccination is safe for infant development up to 18 months.
Despite declining overall US cancer mortality rates, substantial racial disparities persisted for many common cancers, including breast and colorectal cancer. Structural racism, medical mistrust, and health care access inequities contribute to these disparities.
A study of over 2 million individuals found a strong association between sibling death in childhood and early adulthood with an increased risk of early-onset cardiovascular diseases. The findings highlight the need for extra support to bereaved siblings to reduce this risk later in life.
A large study found that sleep disturbances in preschool-aged children are strongly associated with both resolved and new cases of emotional and behavioral difficulties. Routine screening and treatment of sleep issues may help improve psychosocial well-being in this population.
Using metformin plus insulin to treat preexisting type 2 or gestational diabetes diagnosed early in pregnancy did not show a reduction in composite neonatal adverse outcomes. The study suggests that the effect of reducing large-for-gestational-age infant risk after adding metformin to insulin warrants further investigation.
A multicenter observational cohort study found that cannabis exposure was associated with a higher risk of small-for-gestational-age birth, medically indicated preterm birth, stillbirth, and hypertensive disorders of pregnancy. The risk was particularly pronounced among those who continued to use cannabis beyond the first trimester.
A study published in PLOS Medicine found that 90% of pregnant women in high-income countries lack key vitamins necessary for healthy pregnancies and fetal development. The situation is expected to worsen as more people adopt plant-based diets, leading to increased risk of nutrient deficiencies.
A study of 353,000 US adults found a decline in smoking prevalence from 2011 to 2022, except for those 65 and older. The greatest gains in reducing smoking-attributable morbidity and mortality can be achieved by targeting individuals with low socioeconomic status.
A study of 3 million US adults found anxiety and depression were significantly higher among younger adults, possibly due to economic conditions and social upheaval. The findings highlight the need for targeted mental health care and economic policies for younger adults during the pandemic.
A study of 438,000 U.S. adults found that smoking cessation can significantly reduce cardiovascular, cancer, and respiratory mortality rates. Within a decade of quitting, former smokers' risk of cardiovascular death was approximately one-third that of continuing smokers.
A study of 278,000 individuals in Sweden found that longer cumulative duration of ADHD medication use was associated with an increased risk of hypertension and arterial disease. Clinicians should regularly monitor cardiovascular signs and symptoms during long-term treatment.
A recent study of 7,000 older US residents found that food insecurity was associated with a higher risk of dementia, as well as poorer memory function and accelerated memory decline. The researchers suggest that addressing food insecurity may have benefits for brain health.
Research of 155,000 births finds birth at 39 weeks' gestation is linked to better educational outcomes compared to earlier or later births. No significant differences in numeracy and literacy skills were found between children born at 39 versus 40-42 weeks
Pandemic-exposed preschool children demonstrated improved problem-solving skills, fine motor abilities, and vocabulary at 2-5 years old compared to non-exposed peers. They also showed enhanced cognitive performance in visual memory and overall cognitive abilities.
A study by Dr Lixin Ren found that extracurricular activities have a limited impact on math skills in preschool children, with effects dependent on behavioral regulation and approaches to learning. For children with poor self-regulation skills, structured activities can improve early math skills.
A study of 139,000 Canadian children found a substantial decrease in severe respiratory disease hospitalizations and ICU admissions during the first two years of the pandemic compared to pre-pandemic periods. This suggests that public health interventions may be warranted for future evaluations of respiratory illness.
A study of over 12,000 people in the US compares Baby Boomer and Millennial financial outcomes. Millennials with typical middle-class life trajectories accumulated substantially more wealth than their Baby Boomer counterparts, while those with low-skilled service jobs or living with parents struggled financially.
A nationally representative survey reveals a shift in tobacco use among young adults, with historically low cigarette use and higher e-cigarette use. Exclusive e-cigarette users are unlikely to transition to combustible tobacco.
A study of 213 participants found that reducing dietary sodium significantly lowered blood pressure, with consistent results across subgroups. The decline in blood pressure was also not associated with excess adverse events.
An mRNA SARS-CoV-2 vaccination before vs. during pregnancy and omicron infection among infants study found that maternal vaccination during the antenatal period was associated with a lower risk of Omicron SARS-CoV-2 infection in infants up to six months of age.
Earlier onset of atrial fibrillation is associated with an elevated risk of subsequent all-cause dementia, Alzheimer's disease, and vascular dementia. Monitoring cognitive function among patients with atrial fibrillation, especially those younger than 65 years at diagnosis, is crucial.
The USPSTF states that routine screening for oral health conditions, such as dental caries, is not recommended for children and adolescents aged 5-17. Untreated oral health issues can lead to serious infections affecting growth, development, and quality of life.
E-cigarette use persisted among young adults aged 18-24, with 71.5% of those who used e-cigarettes never having used combustible cigarettes. This finding highlights the need for targeted public health policies.
A survey of 1,005 parents found that internet use by adolescents has both positive and negative effects, including concerns about addiction and cyberbullying. The study revealed that twice as many parents reported specific concerns about internet addiction than substance addiction.
A study of 9,479 participants identified racial and ethnic disparities in breast cancer survival, highlighting the need for targeted interventions to improve outcomes for at-risk subgroups. The findings suggest that focused care approaches can address these disparities and promote more equitable treatment.
A study of 2,361 mother-child pairs found that prenatal lead exposure is associated with an increased risk of cognitive developmental delay (CDD) in children, particularly those with a high genetic risk. This suggests that integrating genetic factors into assessments of CDD risk may improve children's cognitive ability.
A study of 142,000 live births found that maternal mRNA COVID-19 vaccination during pregnancy was associated with reduced risks of severe neonatal morbidity, neonatal death, and intensive care unit admission. No increase in hospital admissions or readmissions up to age six months was observed.
A primary mRNA vaccine series offers significant protection against SARS-CoV-2 infection in Singaporean children aged 1-4. The study found a low incidence of hospitalization and severe illness, but highlights the potential benefits of vaccination in preventing infection and sequelae.