Articles tagged with Covid 19
A new study from UCLA finds that the definition of Long COVID varies widely across published studies, resulting in dramatically different estimated prevalence rates. The study highlights the need for a standardized definition to advance research and improve patient care.
This book delves into the scientific foundations of mucosal vaccine platforms, discussing immunological mechanisms, novel adjuvants, and real-world development challenges. It serves as a valuable resource for professionals and students in life sciences, immunology, and pharmacology.
A synthetic glycosystem mimics natural sugars on human cells, binding to virus's spike protein and preventing infection. The molecule was found to be effective at low doses and worked against multiple SARS-CoV-2 strains.
A multi-year clinical research study in US children documents the rebound of endemic respiratory viruses after the COVID-19 pandemic. The study shows that non-pharmaceutical interventions decreased circulation rates of common respiratory pathogens in children, enabling more accurate predictions for future outbreaks.
A new clinical research study found that young children lacked immunity to common respiratory viruses during the pandemic, leading to a post-pandemic resurgence. The study's findings enable more accurate predictions for future outbreaks and demonstrate the utility of longitudinal immunologic surveillance in children.
Researchers have developed a research pipeline to create 'universal vaccines' that can address broad viral families and mutated variants. The vaccine design aims to neutralize emerging SARS-CoV-2 variants and other viruses with pandemic potential.
A team of researchers led by undergraduate physics majors at UMass Amherst modeled how aerosol plumes spread when people are waiting and walking in a line. They found that warm air rises, causing the plumes to sink, but temperatures can affect their height. The study sharpens our understanding of airborne-communicable diseases travel.
A national study finds that the percentage of patients who wait four or more hours for a hospital bed has increased significantly, with even lower rates during non-peak months. The issue, known as 'boarding,' has become a major concern, putting patient safety at risk and straining emergency departments.
A new CRISPR-based system enables rapid on-site pathogen detection in wastewater, reducing costs by 50% compared to traditional methods. This innovation paves the way for sustainable epidemic surveillance in resource-limited regions.
A study evaluates a city-level warning system based on wastewater data to detect COVID-19 outbreaks early. The proposed system offers broader coverage, earlier outbreak detection, and lower costs compared to clinical surveillance.
A new study found a significant post-pandemic rise in disorders of gut-brain interaction, including irritable bowel syndrome (IBS) and functional dyspepsia. Individuals with long COVID face significantly higher rates of these disorders, alongside worse mental health and quality of life.
The Living Brain Project at Mount Sinai has collected over 300 brain tissue samples, revealing that 80% of genes exhibit different expression levels in living versus postmortem brain tissue. This challenges decades of neuroscience research based on postmortem samples.
A nationwide study found that financial hardship, food insecurity, lack of healthcare access, and other social risk factors increase the risk of long COVID. The RECOVER-Adult cohort study analyzed 3,700 participants and found significant associations between individual-level social risk factors and increased risk of developing long COVID.
A prospective observational cohort study found that people with economic instability and food insecurity were at greater risk for long COVID. The results suggest policy efforts are essential to address the disparities exacerbated by the COVID-19 pandemic.
A new study published in JAMA Internal Medicine found that commercially available UV-C light appliances reduced rates of viral respiratory infections by more than 12% in aged care facilities. The technology is easily installed and cost-effective, making it a transformative solution for protecting residents from emerging pathogens.
A study analyzing ozone pollution's impact on crop yields in China reveals significant yield losses of major staple crops, including rice, wheat, and maize. The researchers found that COVID-19 lockdowns led to reduced emissions, but projections suggest a continued risk of 8%–18% yield loss by 2050 without emission control.
A new study reveals a disconnect between media and public perceptions on the risks of consuming wild meat in Central Africa during COVID-19. Researchers found that people's perceptions were more influenced by their personal experience, with domesticated red meat viewed as the riskiest protein source for disease.
A study published in Jama Health Forum found that COVID-19 vaccines saved 14.8 million years of life between 2020 and 2024. Most of these lives were saved among people aged 60 and older.
A study found that SARS-CoV-2 infection caused different long-term consequences in lean and obese macaques, with obesity increasing risks like persistent lung damage. Lean animals also experienced signs of metabolic disruption, suggesting long COVID may be more common than reported.
A retrospective study found that older adults hospitalized with RSV experienced significantly longer hospital stays, transfers to intensive care, and 30-day mortality compared to patients with other conditions. Additionally, RSV hospitalization was associated with higher rates of heart failure and atrial fibrillation post-discharge.
A new study reveals that infants, toddlers, and preschoolers can exhibit distinct long COVID symptoms, which may be challenging to identify due to their unfamiliarity. The study emphasizes the importance of pediatricians and family physicians considering long COVID in children presenting with similar symptoms.
A recent study published in Nature Communications found that the Covid-19 pandemic accelerated brain health decline, particularly among older individuals, men, and those from disadvantaged backgrounds. Brain scans revealed faster brain aging rates among those who lived through the pandemic, even if they were not infected.
A study published in PLOS One found a clear link between low vitamin D levels and an increased risk of being hospitalized by COVID-19. However, no association was found between low vitamin D and the risk of catching COVID-19.
Physician exit from traditional Medicare has increased over time, with exits remaining high even after the pandemic. The findings suggest that multiple factors contribute to physician departures, including the growing burden of new communication methods and demands for clinical documentation.
Researchers at the University of Pennsylvania designed a new recipe for mRNA vaccines by adding phenol groups, which reduce inflammation and improve vaccine effectiveness. The modified lipids improved vaccine performance in various diseases, including COVID-19, cancer, and genetic diseases, with enhanced efficacy and reduced side effects.
A retrospective cohort study found that COVID-19 booster vaccinations significantly protected against severe COVID-19, but uptake was low. Interventions are needed to increase COVID-19 vaccine uptake among high-risk populations with cancer.
A new study published in JAMA Oncology found that vaccinated cancer patients are at lower risk for hospitalization and severe illness from COVID-19. The research analyzed data on over 161,000 cancer patients treated during 2022 and 2023, showing a significant reduction in hospitalizations by 29%.
A recent study by NYU researchers found that student preferences for home-cooked meals and fast food, as well as concerns about meal health, are significant barriers to student participation in free school meals. The study suggests that making healthy meals more appealing and accessible can help increase student participation.
Long-haul COVID-19 and myalgic encephalomyelitis/chronic fatigue syndrome share similar pathophysiologies, including oxidative stress, autoantibodies, and impaired mitochondrial energy conversion. These conditions also exhibit neurodegenerative outcomes, such as fatigue, sleep disturbances, and increased risk of dementia.
This study found that Black and Hispanic children were disproportionately hospitalized for COVID-19 and experienced severe disease compared to white and Asian or Pacific Islander children. Children with underlying medical conditions from these groups also had a higher proportion of hospitalizations.
A new study found that obesity rates in Canada increased faster after the start of the COVID-19 pandemic, especially among younger adults and females. The prevalence of obesity measured by BMI rose at a greater rate during the 4 years following the pandemic's onset compared to the previous 11 years.
The BA.2.86 Omicron strain was found to have emerged with a high number of genetic mutations in its spike protein, but failed to become a dominant strain. Its sporadic global detection has raised questions about the possibility of laboratory involvement in its emergence.
Life expectancy in California remained lower in 2024 than in 2019, with COVID-19 accounting for a deficit of 12.8%. The gap between racial groups narrowed, but life expectancy in the Black population was still significantly lower than others.
A large study of Danish children found that COVID-19 mitigation policies affected BMI across all weight categories, not just those with obesity. The findings suggest that age and BMI class differences were present, warranting policies targeting all BMI groups in children.
Researchers found consistent evidence of reduced global atmospheric oxidation in 2020, driven by decreased nitrogen oxide emissions and extreme wildfires in the Southern Hemisphere. This decline had a significant impact on methane concentrations, contributing to one of the largest annual increases ever recorded.
A new study from Karolinska Institutet found that adults who have survived childhood cancer are 58% more likely to develop severe COVID-19 if they contract the virus. Despite having a lower risk of infection, childhood cancer survivors experienced more serious consequences when they did become ill.
Scientists at Rockefeller University discovered critical errors in a 2022 study on the NiRAN domain, a key enzyme region in SARS-CoV-2 viral replication. The team's findings could have sweeping implications for drug developers working to design antivirals based on flawed assumptions.
A recent study found that the COVID-19 pandemic significantly increased cases of depressive and anxiety disorders, malaria in young children, and stroke and heart disease in older adults. The researchers highlight the need to strengthen health systems and adopt syndemic-informed strategies for future public health emergencies.
A recent study found that pet owners who recently adopted pets often struggled to access veterinary care, particularly those working from home and having children. The researchers analyzed an online survey of 751 US residents and discovered that 20% of all pet owners faced difficulties accessing basic veterinary services.
Dr. Danielle Beckman's research uses animal models to understand how viruses like COVID-19 trigger neurological damage and accelerate Alzheimer's disease. Her work has established critical connections between viral infections and neurodegenerative processes.
A new study from the University of Kansas has identified a small protein domain called Mac1 as a critical target for inhibiting coronavirus replication. The research team developed molecules that bind to Mac1 and inhibit viral activity in cell cultures, providing potential antiviral therapies for future pandemics.
A cross-sectional study revealed racial disparities in COVID-19 treatment, with targeted interventions like expanding rapid test access and virtual care potentially improving equity. The findings suggest that encounter-level factors, such as differences in diagnostic test type and site of care, contribute to these inequities.
A national survey reveals nearly one-third of US adults would not or might not test for suspected COVID-19 due to lack of perceived value. This test hesitancy can delay oral antiviral initiation and potentially lead to missed opportunities to limit transmission.
The Families First Coronavirus Response Act led to a significant decrease in Medicaid health insurance loss. The study found that the Act reduced the risk of losing health insurance for individuals enrolled in the Medicaid program.
The American College of Chest Physicians (CHEST) has launched a critical care APP education and certification program, covering 11 topic areas including patient-centered care and pharmacology. The CCAPP Certification Exam is now available, with an August 5 deadline to apply for the 2025 exam.
Researchers found journalists' reliance on online resources increased significantly during COVID-19, exposing them to threats like trolling, cyber stalking, and fake news. The study suggests a need for more resources to help journalists build skills to mitigate online trauma.
A new study suggests that monitoring airborne fungal spore levels can predict short-term outbreaks of flu and COVID-19 infections. High levels of fungal spores were strongly linked to increases in flu and COVID-19 cases, particularly in the fall season.
This cross-sectional study reveals a substantial rise in alcohol-associated liver disease mortality, particularly among women and younger adults. The findings highlight the importance of targeted public health initiatives to address this growing health concern.
A new study reveals that the SARS-CoV-2 nucleocapsid protein can spread between cells, triggering an immune response that mistakenly targets healthy cells. The researchers found that a commonly used anticoagulant, enoxaparin, can block this harmful interaction, potentially offering a new avenue for treatment.
A new study found that people with COVID-like symptoms took up to nine months post-infection to regain mental well-being, but physical well-being returned after three months. Up to 20% of patients continued experiencing suboptimal overall health-related quality of life one year after infection.
Researchers discover iguratimod, a rheumatoid arthritis drug, effectively treats excessive COVID-19 inflammation in mice by maintaining antiviral immune responses. The study provides hope for patients with severe COVID-19-related cytokine storms.
Researchers analyzed COVID-19 mortality among 5,813 patients in five Catalan hospitals. Patients without a ceiling of care had higher mortality during the first wave, but this decreased significantly over subsequent waves.
A new technology using microscopic beads marked with stable isotopes enables the simultaneous detection of dozens of different antibodies in hundreds of samples. This expands the capacity of serological analysis for biomedical research, vaccine development, and epidemiological studies.
The health care workforce experienced decreased employment growth during the pandemic but fully recovered by 2024. This unique recovery is attributed to health care financing via insurance coverage that shielded health care employment from macroeconomic fluctuations.
Researchers have identified a critical step in SARS-CoV-2 viral infection: the protective role of ORF3a, which forms dense bodies surrounding the spike protein to prevent it from being cut into smaller components. This finding could lead to new therapeutic targets and vaccine development strategies.
A cohort study of schools found that COVID-19-related decline in youth physical fitness persisted during the pandemic, but not associated with remote or hybrid environments. The reduction was observed in cardiorespiratory and musculoskeletal fitness healthy zone achievement.
A nationwide decline in MMR vaccination rates among US children was confirmed by a new dataset, with significant variations observed across states and counties. The study provides valuable insights into factors influencing low vaccination rates and can inform targeted strategies to reduce measles outbreaks.
Researchers at NYU Abu Dhabi have developed a breakthrough paper-based diagnostic device that can detect COVID-19 and other infectious diseases in under 10 minutes. The Radially Compartmentalized Paper Chip (RCP-Chip) is a fast, affordable, and portable solution for on-site screening of infectious diseases.
Researchers found cardiac deaths exceeded expected levels between 2020 and 2023, with a significant increase in 2020 and 2021. The study suggests potential shortcomings in cardiac care during and after the pandemic.
Researchers analyzed trends in healthcare utilization among Japan's oldest-old population aged 75 years and above during the extended COVID-19 pandemic. The analysis revealed a modest drop in medical services and outpatient visits, while healthcare costs remained stable despite decreased patient volumes.