Articles tagged with United States Population
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A study by the University of Cambridge found that US political divisions increased by 64% from 1988 to 2024, with most of the change coming after 2008. The shift was driven by liberal Americans moving in a more progressive direction on social and political issues.
A cross-sectional study found that up to half of adolescents in the US were using generative AI apps, while a small subset engaged in heavy use. The study highlights the need for future research on individual differences in GenAI use and its impacts on adolescent development.
US adults with uncontrolled blood pressure are often not taking antihypertensive medication, yet many have blood pressures within 10mmHg of the 2025 goal. Most adults with uncontrolled BP could achieve control through initiation of medication and lifestyle modification
The study examines the characterization of the international-born health care workforce in rural US communities. It highlights the Conrad 30 waiver program, which enabled thousands of J-1 visa holders to remain in the US, caring for approximately 44 million patients, and H1-B visas as additional vehicles for immigrant clinicians.
Non-Hispanic white births now constitute less than half of US births, while Hispanic births exceed one-fourth. These shifts reflect declining fertility across most groups, contrasted with immigration trends and younger ages among Hispanic women that sustain overall birth rates.
A cohort study of 47,000 adults found that males had a 63% greater risk of all-cause mortality compared to females after adjusting for demographic and behavioral factors. The study suggests intrinsic biological factors, such as sex hormones or immune response, may contribute to these sex differences in mortality.
A new study found that people from strongly liberal-leaning or conservative US counties prefer visiting like-minded destinations for everyday travel. This preference was observed even after accounting for factors such as income and race.
The study analyzed US state-level adult obesity prevalence from 1990 to 2022, showing a significant increase to 42.5% by 2022 and forecasted to 46.9% by 2035. Disparities in obesity rates vary substantially by race and ethnicity.
A cohort study of St. Louis adults found that heightened cumulative lifespan stress and elevated inflammation were associated with shorter survival among Black participants. The findings highlight the need for policies addressing structural racism and treatments reducing inflammation to reduce mortality disparities.
A cohort study found that stronger family connections during adolescence can lead to improved social connections in adulthood. The study suggests that increasing family connection may help mitigate the effects of adult social disconnection.
A new study finds that U.S. middle-aged adults experience higher loneliness, depressive symptoms, and poorer memory and physical strength compared to peers in Nordic Europe. This decline is largely attributed to the lack of comprehensive family policies, inadequate healthcare access, and rising income inequality.
Cancer mortality rates have decreased for breast cancer and leukemia, despite increasing incidence, while colorectal cancer has become the leading cause of death among US young adults. Colorectal cancer surpasses lung, breast, and prostate cancers as the leading cancer-related death in people under 50 years old.
A recent study published in JAMA Network Open found that abortion bans are associated with a significant increase in pregnancy-related mortality in the United States. The study suggests that restricting access to safe abortion care forces pregnant individuals to take on increased health risks, leading to higher mortality rates.
A recent survey study found a significant association between generative AI use and increased depressive symptoms in US adults. The magnitude of the effect varied by age group, suggesting that further research is needed to understand the causal relationship and underlying factors.
Population risk-based screening using 5-year invasive breast cancer risk is associated with similar or greater benefits than age-based screening, as well as reduced false-positive recalls. As personalized medicine advances, risk-based screening is poised to become a cornerstone of breast cancer prevention.
A new study found that shingles vaccination is associated with lower inflammation, slower epigenetic aging, and overall slower biological aging in older adults. Vaccination showed benefits even four years after the initial dose.
A 2025 survey found that U.S. adults view opioid overdose as a serious problem, with differing opinions on who is responsible for reducing overdose rates. The study suggests varying preferences for future actions to address overdose among conservatives, moderates, and liberals.
Financial settlements from opioid epidemic lawsuits are being redirected to fund potentially lifesaving interventions. These efforts aim to curb overdose deaths and improve public health outcomes.
This study reveals an increase in nonmedical childhood vaccination exemptions from 2010 to 2024, driven by the COVID-19 pandemic, with wide regional disparities.
From 2022 to 2025, US counties saw a population-level decline in child poverty rates overall. However, Black and Hispanic children continued to experience disproportionately higher poverty rates compared to white children.
A population-based cohort study found that U.S.-born individuals had significantly higher odds of infant mortality, particularly among full-term births. Sudden unexpected infant death was a major contributor to these disparities, highlighting the need for investigation into underlying factors contributing to these disparities.
This cohort study found that exposure to Migrant Protection Protocols was associated with higher rates of trauma during migration among asylum seekers. The Migrant Protection Protocols may have potential downstream implications for U.S. public health and security, including adverse health outcomes for asylum seekers.
A simulation study forecasted potential injury reductions in the US with AV adoption, suggesting a possible decrease in road traffic injuries. However, predicted confidence intervals remain broad, and no scenario reduced injuries outside of these bounds.
A recent study published in JAMA Internal Medicine found that a significant majority of Americans will experience cost burdens due to healthcare expenses throughout their lives. The study suggests that policies aiming to reduce out-of-pocket costs could potentially improve the well-being of individuals in the US.
A population-based surveillance study found both maternal RSV vaccine and nirsevimab effective in protecting infants from RSV hospitalizations. The studies results show that these products reduced RSV-associated hospitalization rates in newborns and infants under 11 months by up to half compared to previous seasons.
A cohort study found associations between exposure to multiple fine particulate matter components and increased depression risk among US Medicare population members. The study highlights the importance of targeted regulation to protect vulnerable populations from harmful air pollution.
Ending federal support for housing first programs will lead to a significant increase in US homelessness, projecting a 5% rise within a year. This trend is part of an already increasing homeless population, resulting from the cessation of discretionary federal funding.
A study by Penn State's Allison Fleming found that poor health is the primary driver of forced retirements. State vocational rehabilitation agencies may be able to help individuals with disabilities remain in the workforce longer, addressing issues such as financial and health costs associated with early retirement.
Behavioral health spending in the US increased significantly between 2017 and 2022, reaching 40% of child health spending. This shift is associated with high family financial burdens due to expanded access to services and supports through insurance coverage and clinician availability.
Approximately one-third of US adults met criteria for metabolic syndrome in 2023, with no significant change in prevalence between 2013 and 2023. Triglyceride levels demonstrated a modest increase over the past decade.
A repeated cross-sectional study found a significant increase in stimulant prescribing for ADHD, with the largest acceleration observed among female adolescents and young adults aged 18 to 64. The study's findings are consistent with prior research but provide new insights into population-level trends.
A study published in JAMA Network Open reveals low adherence to cervical cancer screening guidelines among commercially insured US adults, with only 7.3% following recommended guidelines. The findings suggest that guideline confusion and lack of incentives are contributing factors to this issue.
Health insurance premiums rose at rates close to hospital prices during the COVID-19 pandemic but have since stabilized, reflecting shifts in healthcare utilization. Insurance premiums increased 3 times faster than workers' earnings since 1999, accompanied by rising hospital costs.
A survey study found that US voters generally support government role in ensuring safe vaccines, with high partisan divide among Trump and Harris supporters. Vaccine requirements for schools show similar support across parties.
A survey study found that overall trust in scientists as sources of cancer information is high, but ideologically diverse. The results suggest the need for tailored messaging and trusted messengers to reach diverse audiences with evidence-based cancer information.
A growing trend of antipsychotic medication prescription increases in older U.S. adults, with long-term care pharmacies being a primary source. Non-psychiatrist prescribers contribute to the trend, highlighting concerns over medication accessibility and oversight.
A cross-sectional study found that US population faces significant challenges with nervous system disorders, impacting 180.3 million people, mainly due to stroke, Alzheimer's disease, diabetic neuropathy, and migraine conditions.
Current USPSTF guidelines exclude two-thirds of patients from age-based screening, disproportionately affecting women and never-smokers. Age-based screening has been shown to improve detection and demonstrated superior cost-effectiveness compared to existing programs.
Lung cancer screening has the potential to prevent 3 times more deaths and gain 3 times more life-years than current levels. Increasing awareness and accessibility of lung cancer screening could lead to wider adoption.
The study found a positive shift in the prevalence of adverse childhood experiences (ACEs) among U.S. children between 2016 and 2023, with an increase in individuals reporting 0 ACEs and a decrease in severe ACEs. This trend suggests a reduction in severe ACEs among specific racial and ethnic groups and low-income families.
A US cohort study from 2012-2021 found persistent disparities in cesarean births by race and ethnicity, with non-Hispanic Black individuals facing increased risks. The study highlights the need for quality improvement efforts to address structural racism and reduce unnecessary cesarean births.
Approximately 1 in 30 clinical trials were disrupted due to grant funding terminations, disproportionately affecting infectious disease and prevention studies. The study emphasizes the need for sustainable financial support to ensure trial operations and participant safety.
Risk-adjusted mortality declined significantly following the COVID-19 pandemic, resuming prior improvement trends. Patient acuity, measured by case mix index, remained elevated, suggesting a new postpandemic baseline.
Over the past two decades, nearly half of US states have reported firearm mortality as the leading cause of death in children aged 1-19. Gun violence has become the primary cause of death for this age group, with Alaska being the first state to report this trend in 2004.
Premature mortality among adults aged 18-64 increased by over 27% between 2012 and 2022, with racial disparities widening substantially. Despite contributing to Medicare, Black individuals are less likely to live long enough to reach the qualifying age for coverage, resulting in unrealized benefits.
A large sample of first-time mothers in the US reported informal human milk sharing, with 1 in 27 participants feeding their infants shared milk. Pediatric practitioners should be aware of this trend and counsel families on risks and recommended risk-reduction strategies.
A new study found that public greenspaces are lacking in many American communities, with some groups facing significant barriers to access. The research highlights the need for more inclusive park planning and distribution to ensure equal benefits for all residents.
The study found that stillbirth rates are higher in low-income communities compared to more affluent areas, highlighting the need for targeted interventions to address social determinants of health
A recent study by Willa Granger examines the transformation of nursing homes in postwar America, tracing the development of the modern nursing home industry through the lens of the Americana Corporation. The research reveals how federal programs and corporate models reshaped eldercare, prioritizing scale and replication over community ...
Significant financial hardship affects US healthcare workers, with over 1 in 4 direct care/support workers experiencing food insecurity. The study highlights worsening trends in hardship, exceeding previous reports.
Black and Asian patients were underrepresented in clinical trials, leading to worse survival outcomes compared to white counterparts, despite similar progression-free survival rates. Equitable enrollment is crucial for access to cutting-edge treatments and long-term equity in cancer care.
The study found a 6.3% increase in participating physicians between 2013-2023, with those in nonmetropolitan counties and full-shortage Health Professional Shortage Area counties more likely to exit the program. This trend is expected to reduce access to care for already underserved communities.
The study reveals geographic clusters of high and low screening for breast, cervical, and colorectal cancers in the US Northeast and Southwest. Future studies could examine county-level healthcare access to optimize cancer screening practices.
A cross-sectional study reveals that medical students with disabilities experience both general and race-based discrimination, as well as gender-based discrimination. The findings highlight the need to address these intersecting forms of discrimination in medical education.
A new study found that COVID-19 work absences have become a year-round phenomenon in the US labor market, similar to pre-pandemic influenza season conditions. Nationally representative data can help monitor public health crises and inform policy decisions.
The study found that eliminating race-conscious admissions led to a decline in medical school diversity, threatening progress toward healthcare equity. Medical schools must explore alternative admissions strategies to address structural barriers and maintain diversity.
A nationwide analysis found that emergency Medicaid accounted for less than 1% of overall Medicaid spending in states with large undocumented populations. States with larger undocumented populations spent more per capita, but still faced minimal cost savings from cuts to emergency Medicaid.
A recent study highlights the growing concern of inhaler-related greenhouse gas emissions in the US, which have increased over the past decade. The study suggests that shifting utilization to dry powder and soft mist inhalers could be a key solution to reduce emissions.
This qualitative study of home-delivered nutrition services for older adults found meaningful benefits beyond their stated purpose, supporting funding for the Older Americans Act Nutrition Program. The program achieved its intended outcomes and yielded positive results for participants.
Commercial health plans in the US impose different coverage requirements for FDA-approved cell and gene therapies, often aligning with pivotal trial criteria. These restrictions suggest a need for stronger evidence to support plan coverage.