Articles tagged with Covid 19
A new study analyzing over 460,000 children and adolescents found a more than double risk of developing long COVID after a second COVID-19 infection. The study highlights the importance of vaccination and preventive measures to reduce this risk.
A large study found that children and adolescents are twice as likely to experience long COVID after catching COVID for the second time compared to their peers with a single previous infection. Long COVID in youth is associated with various conditions, including myocarditis, blood clots, and severe fatigue.
A decision analytical model study estimates COVID-19 vaccination during pregnancy will continue to yield meaningful benefits, especially in reducing infant hospitalizations. COVID-19 vaccination has been shown to be safe for pregnant individuals.
A low-cost drug, heparin, has been shown to be effective in treating seriously ill COVID-19 patients by reducing the risk of ventilation and death. The study found that inhaling heparin targeted directly to the lungs improved breathing and oxygen levels in patients.
Dr. Langlois and his team will support large-scale scientific research, protect vulnerable communities, and strengthen Canada's ability to face future health emergencies. The High-Throughput Facility infrastructure will rapidly detect and track new infectious disease threats while protecting people and communities.
A new study found that 80% of participants who reported a change in their smelling ability after COVID-19 scored low on a clinical scent-detection test two years later. Those with a history of COVID-19 may be especially at risk for hyposmia, an issue underrecognized among the general population.
A study reveals that nearly 3 of 4 US children relied on publicly subsidized insurance or experienced uninsurance by age 18. State-level heterogeneity underscores the significance of Medicaid policies in addressing childhood un-insurance.
Researchers used computer modeling and large datasets to understand how COVID-19 was transmitted in one community in South Africa. The study found that population density and household size significantly affected transmission patterns during lockdowns and government restrictions.
A Swansea University study found ambulance staff faced intense emotional and operational strain during the Covid-19 pandemic. Despite challenges, staff showed strong resilience and adaptability in handling high-stakes environments.
Ensemble projections suggest vaccinating high-risk groups reduces disease burden, while broader vaccine availability saves more lives. Averted COVID-19 burden due to vaccination is robust across immune escape scenarios.
A Japanese study has identified four distinct patterns of immune response after COVID-19 vaccines, with a 'rapid-decliner' group experiencing faster decline in antibody levels. Monitoring changes in antibody levels may help identify individuals at greater risk of infection and inform more effective vaccination strategies.
The report makes recommendations for diagnosing, treating and preventing serious heart and blood vessel complications linked to the virus. Structured cardiac rehabilitation programmes are also recommended to prevent long-term problems after infection and aid recovery from long Covid.
Researchers found a significant drop in rescue breathing cardiopulmonary resuscitation (CPR) for children, leading to increased death rates and worse outcomes. The study estimated that the decline may have caused about 10.7 more pediatric deaths each year during the pandemic.
A cross-sectional study found increased global social isolation, particularly in lower-income populations, following the COVID-19 pandemic. Targeted interventions are needed to mitigate high isolation levels and reduce inequities.
A new Virginia Tech study establishes a baseline for understanding dog behavior on a large scale, tracking trends in fear, attention, aggression, and trainability over four years. The research found that dogs are adaptable and not significantly affected by the COVID-19 pandemic, with some notable exceptions related to trainability.
Researchers analyzed multiple countries' performance in achieving infection control and economic recovery, highlighting the impact of risk attitudes, patience, and trust on policy decisions. Countries with high levels of trust and patience managed to limit deaths and resuming production, while those with low trust and higher risk toler...
A significant increase in Pap smear avoidance was observed among US women following the COVID-19 pandemic, with 26% of women going without screening in 2022 compared to 19% in 2019. This trend was particularly pronounced among African American women, highlighting the need for targeted health interventions.
A new study found that US school closures imposed significant economic losses while other measures like mask mandates and testing proved more effective at controlling the virus. The research suggests rapid deployment of these interventions could have saved over 100,000 lives and cut total US impact from £3.7 trillion to £1.5 trillion.
A new study finds that food insecurity is a significant risk factor for long COVID in US adults. Strengthening access to Supplemental Nutrition Assistance Program (SNAP) and raising awareness about the issue may help mitigate the health impact of long COVID.
A comprehensive review of anxiety and depression reveals abnormal neural circuits as a crucial biological mechanism. The study highlights key brain regions and networks involved in these disorders, providing new targets for neuromodulation and circuit-based therapies.
A survey study found that food insecurity declined between 2019 and 2021 but exceeded pre-pandemic levels by 2023, with new food insecurity being a major contributor. This increase is concerning as households experiencing new food insecurity face elevated risk for adverse health outcomes.
Researchers found that correcting myths with facts strengthened people's intentions to get vaccinated, making myth-busting strategies a key to broader vaccine distribution. The study suggests three effective strategies for debunking false information about COVID vaccines.
A new study published in JAMA Network Open found that toddlers in the US experienced slightly fewer emotional and behavioral problems during the COVID-19 pandemic. The research, which analyzed data from over 3,000 children, suggests that some toddlers may have shown resilience during this time.
Scientists from La Trobe University and Kumamoto University have identified an internal protein particle hidden within the SARS-CoV-2 virus, which can trigger a strong immune response in killer T cells.
The percentage of births via cesarean section increased from 20.27% before the COVID-19 pandemic to 21.19% during the pandemic, peaking at 22.14% during the sixth wave.
Researchers are using total-body PET imaging to investigate the relationship between long COVID symptoms and activated immune T cells, as well as blood vessel damage. The goal is to gain a better understanding of how these processes are related and how they contribute to long COVID symptoms.
A new MSU-led study analyzed 38 million US obituaries to examine values people are most remembered for, cultural events' impact on memory, and legacy reflections. Researchers found that tradition and benevolence are the most prevalent personal values in obituaries.
A Canadian national study found that older adults living in greener neighborhoods were less likely to experience depression during the early months of the COVID-19 pandemic. Access to nearby green spaces acted as a mental health buffer, especially for those without a prior history of depression, lower-income Canadians, and individuals ...
Patients with Long COVID are using digital tools and online communities to track symptoms, identify patterns, and develop care plans. Despite medical dismissiveness, self-tracking data helps patients advocate for diagnostic tests and treatment.
Researchers discovered that vaccines induce changes in stromal cells of draining lymph nodes within hours, priming the landscape for immune responses. Different vaccines activate lymph node stromal cells differently, with some inducing specific effects on lymphatic endothelial cells.
Research found Covid infection may accelerate blood vessel aging around five years, especially in women, leading to a higher risk of cardiovascular disease. The study included 2,390 participants from 16 countries and found stiffer arteries in all three groups of patients who had been infected with Covid.
A comprehensive epidemiological study found that people who had COVID-19 are at increased risk of developing certain inflammatory diseases of the airways, such as asthma and chronic sinusitis. Vaccination against SARS-CoV-2 virus appears to reduce this risk.
Parents and men in particular may be susceptible to infidelity-related risk factors during high-stress life events. A new study reveals that parents reported a higher desire for and engagement in infidelity during the COVID-19 pandemic, with similar patterns observed across genders.
Adults with long COVID experience worse work impairment, missed work, and financial distress compared to those without long COVID. Vaccination is associated with improved work outcomes and reduced financial distress among individuals with long COVID.
A study of over 3,600 participants found that Long COVID causes significant financial and employment difficulties, lasting up to three years. Vaccination against COVID-19 was associated with improved work and financial outcomes, reducing the burden of Long COVID.
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.