Articles tagged with Longitudinal Studies
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 new Northwestern University study confirms that human males are biologically wired to care for their offspring, showing that fatherhood significantly lowers testosterone levels. The study found that fathers who became more involved in child care experienced the largest decline in testosterone.
A new study reveals that bullying negatively affects GPA for students of all racial and ethnic backgrounds, but particularly harms high achieving black and Latino students. The research found a .049 points decrease in 12th grade GPAs among bullied students compared to non-bullied peers.
A new study identifies three psychological orientations that influence employment success during the transition to adulthood. Young adults who maintained high career aspirations and clarity of career goals were more likely to be employed and have higher wages during difficult economic times. The study also found that young workers with...
A long-term study found that students who understand numbers and low-level arithmetic in first grade have better success in learning mathematics through fifth grade. The researchers identified understanding the number line and basic facts as critical beginning-of-school math skills.
Two studies suggest diet soft drink consumption may lead to increased risk of diabetes, cardiovascular disease, and other chronic conditions. Diet soda users experienced a 70% greater increase in waist circumference compared to non-users.
Couples who plan for changes in lifestyle and health experience better retirement outcomes. Research by Angela Curl found that wives' ratings of their health improved over time, while husbands' ratings worsened with age. Staying engaged through part-time work can also promote better health.
A recent study suggests that preschool-age children who get less sleep are more likely to exhibit hyperactive and inattentive behavior at kindergarten. The research, presented at SLEEP 2011, controlled for factors such as gender, ethnicity, and family income.
A recent study by Johns Hopkins researchers found a positive association between key developmental assets (self-esteem, autonomy, and empathy) and measures of sexual pleasure among young adults. The findings suggest that these assets may enable individuals to experience higher levels of sexual pleasure, particularly in men.
New Northwestern University research finds that gay young men in serious relationships are six times more likely to engage in unprotected sex than their casual counterparts. The study highlights the need for targeted HIV prevention efforts towards this population, who account for nearly 70% of all new diagnoses.
A new study by researchers at the University of North Carolina found that nearly 19% of young adults between 24 and 32 years old have elevated blood pressure. The study analyzed data from over 14,000 participants and found significant disparities in hypertension rates among different demographics.
Rebeca Wong has been awarded a $3.03 million NIH grant to continue her longitudinal aging study in Mexico, collecting data on thousands of participants across various topics. The Mexican Health and Aging Study aims to compare health outcomes with other national surveys globally.
Researchers discovered that supportive mothering in toddlerhood and conflict resolution skills in adolescence predict becoming the stronger link in adult relationships. The study also showed that well-matching levels of commitment can lead to a more stable and benevolent partnership.
A longitudinal study of 140 children aged 4-13 found that younger children's earliest memories changed over time, while older children became more consistent in their recollections. Children who were between 4 and 7 years old showed little overlap between memories recalled at two different ages.
A landmark study by Thomas Jefferson University researchers found a direct association between physicians' empathy and their patients' positive clinical outcomes. The study, published in Academic Medicine, suggests that empathic engagement in patient care contributes to better treatment adherence and more desirable clinical results.
A longitudinal study identifies six different pathways to adulthood among Finnish university students, shaped by career, partnership, and parenthood transitions. The study reveals that young adults with fast or on-time achievement of age-graded developmental tasks experience higher life satisfaction.
A 18-year longitudinal study found that students' social optimism during university studies correlates with high work engagement, dedication, and career commitment. Social withdrawal and avoidance are linked to increased risk of burnout.
A recent study found that couples who are educated to degree level, have no children, and have been together for less than five years tend to be the happiest. Factors such as age, gender, and employment status also play a significant role in determining relationship happiness.
A 28-year study found that poor work ability in midlife predicted decline in health and functioning, with similar risks among blue- and white-collar employees. The risk of death was higher among blue-collar workers.
A new study by University of Oregon researchers found that pro-social friends and avoiding deviant peer groups are crucial for boosting academic success in middle school. In contrast, having friends who engage in problem behavior is related to a decrease in grades.
A long-term study of 15 body dysmorphic disorder sufferers found a high recovery rate of 76% and low recurrence rate of 14%, with some patients recovering within two years and others taking five years or more. The study suggests that BDD is not always debilitating, with a third of participants working full-time.
A new study by Northwestern Medicine found that highly active women gain significantly less weight over 20 years compared to their low-activity peers. On average, highly active women gained about 13 pounds less than those with low activity levels.
A study using location awareness technologies found that older adults spend most of their day sitting or lying, with only a small percentage engaging in walking activities. The findings highlight the importance of providing effective transport networks and local services to support mobility.
A new study reveals that volunteering helps adults with functional limitations live longer by alleviating a sense of diminished usefulness. Older adults who volunteered were found to have lower mortality rates compared to those without such limitations.
Researchers at the University of Missouri found a positive correlation between investor risk tolerance and stock market returns, indicating investors buy stocks at high prices and sell at low prices. Improved financial education is recommended to help Americans overcome biases in investment decisions.
A new study by University of Alberta researchers found that those who moved to live closer to outdoor recreation facilities had a higher body mass index (BMI) over six years. In contrast, individuals who prioritized walkability and ease of walking in their neighborhoods maintained stable BMIs.
A study by Penn State researcher Christopher Scheitle found that people who leave strict religious groups are more likely to report poorer health than those who remain in the group. The study analyzed data from over 30,000 cases and found that only about half of former members reported excellent health.
A longitudinal study of low-income children found that high-quality preschool settings reduce externalizing behavior problems in middle childhood. High-quality child care is particularly important for boys and African American children.
A new study by Timothy Salthouse found that mental abilities decline with age, but not as steeply as previously thought. After adjusting for 'practice effects,' which inflate test scores due to repeated testing, the study revealed smaller declines in mental aging.
A recent study finds that workplace relationships after retirement are vital for maintaining social interaction and personal ties. Those who retired recently were more likely to keep work-related connections, highlighting the importance of networking throughout life.
A new study reveals that parents of children with autism are more likely to divorce than couples with typically developing children, particularly after the child reaches adolescence and adulthood. The study found that marital strain may remain high in these later years due to ongoing parenting demands.
A Brigham Young University study reveals that social connections, such as friends and family, significantly increase the odds of survival by 50 percent. The research analyzed data from 148 studies, showing that low social interaction is comparable to smoking or being an alcoholic in terms of risk.
New research reveals that some North American monarchs born in the Midwest and Great Lakes fly directly east over the Appalachians and settle along the eastern seaboard. The study suggests that the viability of east coast populations is highly dependent upon productivity on the other side of the mountains.
A study of over 2,600 parents and children across six nations found that long-term caretaking duties can strain relationships, while apathy is more detrimental than conflict. Cultural values and economic development play a significant role in shaping the dynamics of intergenerational family relationships.
A study by USC researchers found significant national differences in the degree of conflict between older parents and their adult children. In contrast to European countries, US parents were more likely to experience disharmonious relationships with their adult children.
Whitfield, a professor at Duke University, will receive the award for his influential work on aging and health disparities. He has mentored numerous colleagues and developed research programs focused on African-American communities, making him a prominent figure in the field of gerontology.
Four new gorgonea species have been discovered in the Antarctic region, including Tauroprimnoa austasensis and Digitogorgia kuekenthali. The study found distinct characteristics among these species, such as differences in scale pattern and ramification of colonies.
Adults with sickle cell anemia exhibit lower average nonverbal function scores, as well as difficulties in processing speed, working memory, and executive function. Anemia is associated with neurocognitive impairment in older patients, highlighting the need for early identification and intervention.
A study analyzing data from the Chinese Longitudinal Healthy Longevity Survey found that about 65% of 100-year-olds reported good or very good sleep quality. Sleep duration was closely linked to health status, with those having poor health more likely to experience sleep problems.
Patients with multiple sclerosis reported significant improvements in quality of life, physical function, and cognitive abilities after one year of TYSABRI treatment. Fatigue and overall well-being also showed notable reductions.
According to a study by Ulrich Orth and colleagues, self-esteem rises steadily as people age until retirement, then declines. Higher income, better health, and satisfying relationships contribute to maintaining self-esteem throughout life.
Researchers from CWRU Nursing School found that one year after a cardiac event, only 37% of participants exercised three times a week to maintain heart health. Women across all age groups were less inclined to make healthy changes compared to men, with younger men sustaining exercise patterns better than other groups.
A large-scale Dutch study finds that bullies aim to gain status by dominating victims, while avoiding social rejection from peers. The study also reveals that gender plays a significant role in bullying behavior.
A new longitudinal study suggests that highly reactive children are more likely to do well when raised in supportive, nurturing, and encouraging environments. The researchers found that such children were more affected by family adversity but also more likely to thrive in low-stress families due to their sensitivity.
A new international review of seven papers on the Michelangelo phenomenon reveals that partners who affirm and support each other's ideal selves experience better relationships and increased happiness. The study shows that close partners sculpt one another's traits and skills, promoting goal achievement and personal growth.
Researchers found that lonely people tend to share their loneliness with others, gradually moving to the fringes of social networks. As a result, these individuals become less connected and more isolated.
Brandy Frazier's study found that preschoolers are more satisfied when they receive an explanatory answer to their questions. The research suggests that by age 2, children contribute actively to learning about the world around them.
A new study explores why preschoolers ask so many 'why' questions, concluding that they're motivated by a desire for explanation. Children are more satisfied when receiving explanatory answers, which leads to further conversation and engagement.
Multiple sclerosis patients taking TYSABRI reported significant improvements in both physical function and psychological well-being. After six TYSABRI infusions, patients experienced reduced symptoms and improved quality of life, as measured by the Multiple Sclerosis Impact Scale-29 (MSIS-29) and the 12-item Short Form Scale (SF-12).
A longitudinal study of over 1,000 New Zealanders from birth to age 32 found that people underreport mental illness, and the actual rate of anxiety, depression, and substance dependency may be higher. The study's findings challenge current diagnostic standards and suggest that mental illness may be more common than previously thought.
A new study from the University of Michigan found that working too many hours in the wrong environment can lead to teenagers dating older partners, which is associated with riskier sexual behavior and STDs. High self-esteem and low alcohol use can offset the negative effects of excessive work hours.
A new national study found that low-income children between 11-16 reported having sex, with the average age of first intercourse being 12.77 years old. Boys reported their first sexual intercourse at a younger age than girls.
A recent study found that middle-aged men with strong masculine beliefs are almost 50% less likely to obtain preventative healthcare services. The research suggests that deep-seated masculinity beliefs reduce compliance with recommended health services, and even education level can moderate this effect.
Research shows that approximately 25-35% of American adults are inactive, doubling their risk of developing numerous health conditions. A leading exercise scientist emphasizes the importance of physical activity in delaying mental decline and brain health problems.
A large-scale longitudinal study found that nearly fifty percent of women supervisors reported sexual harassment in the workplace, compared to only one-third of women who do not supervise others. The study also revealed that male co-workers and clients used harassment as a means of control against women in power.
A new study investigates the effects of the Khmer Rouge trials on Cambodians, finding that while most believe justice will be served, nearly 90% experience painful memories. The trials' impact on mental health remains uncertain, with higher rates of PTSD among those who remember torture and murder.
A study found that worsening sleep quality over five years was associated with poorer mental quality of life, while increasing daytime sleepiness symptoms affected both physical and mental quality of life. Objective measures of sleep did not show a significant association with quality of life.
A recent NIH study found that bariatric surgery for extreme obesity has a low risk of short-term complications and death rates. The study, LABS-1, followed 4,776 patients who underwent bariatric surgery for the first time and found that less than 1% died within 30 days.
A longitudinal study found that American teens are more academically disengaged than Chinese peers, with decreased motivation and mastery value over time. The study suggests a cultural difference in prioritizing learning for future success.
The study found that US seniors performed significantly better than their English counterparts in cognitive function, with a decade of ageing equivalent between the two groups. Lower levels of depressive symptoms and higher prevalence of hypertension among US adults may have contributed to this advantage.
Researchers found that high blood pressure, excessive weight, smoking, and diabetes significantly increased the size of the heart's left ventricle over short-term (4 years) and long-term (16 years) periods. These risk factors can be directly targeted for prevention and lowering may potentially lower heart failure burden.