New global data reveals a rising stroke burden, particularly in low- and middle-income countries, with increasing incidence among younger populations and growing disparities across regions. Study:  Global, regional, and national burden of stroke and its risk factors, 1990–2021: a systematic analysis for the Global Burden of Disease Study 2021 . Image…

New research shows that mild COVID-19 alters brain structure and connectivity in key areas responsible for memory and cognition, emphasizing the lasting effects on young people’s brain health. Study: COVID-19 related cognitive, structural and functional brain changes among Italian adolescents and young adults: a multimodal longitudinal case-control study. Image Credit: DOERS / Shutterstock…

Initial trials of low-dose lithium failed to improve long COVID symptoms, but new findings suggest higher doses could offer hope for patients suffering from fatigue and cognitive impairment. Study: Lithium Aspartate for Long COVID Fatigue and Cognitive Dysfunction. Image Credit: p.ill.i / Shutterstock A recent study published in the journal JAMA Network…

Study reveals lower cardiovascular risks after COVID-19 vaccination, despite increased myocarditis and pericarditis in younger males. Study: Cardiovascular events following coronavirus disease 2019 vaccination in adults: A nationwide Swedish study . Image Credit: pedro7merino / Shutterstock.com A recent European Heart Journal study utilized data from a Swedish nationwide…

New research uncovers gut microbial markers common across multiple diseases, paving the way for more accurate disease prediction and personalized treatments. Study: A population-scale analysis of 36 gut microbiome studies reveals universal species signatures for common diseases. Image Credit: Kateryna Kon / Shutterstock A study published in the Nature Portfolio journal Biofilms…

New research reveals dramatic increases in depression and anxiety diagnoses among U.S. youth during the pandemic, urging a reevaluation of mental health services for young people at risk. Study: Depression and Anxiety Among US Children and Young Adults. Image Credit: Overearth / Shutterstock In a recent study published in the journal JAMA…

Researchers discover that COVID-19 mRNA vaccines do not generate long-lasting plasma cells in the bone marrow, shedding light on why antibody immunity wanes quickly, and highlighting the urgent need for improved vaccine strategies. Study: SARS-CoV-2-specific plasma cells are not durably established in the bone marrow long-lived compartment after mRNA vaccination. Image…

Scientists at La Jolla Institute for Immunology (LJI) have developed six lines of humanized mice that can serve as valuable models for studying human cases of COVID-19.  According to their new study in eBioMedicine, these mouse models are important for COVID-19 research because their cells were engineered to include two important human molecules that are…

In a recent study published in the journal Nature Communications, a group of researchers compared the proportion of emergency department patients who developed Post-Coronavirus disease 2019 (COVID-19) Condition (PCC) symptoms between those who tested positive and those who tested negative for Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) infection. Study: Post-COVID-19 condition symptoms…

New research highlights the need for a more specific definition of long-COVID, as nearly one in five SARS-CoV-2 negative patients also reported long-term symptoms, raising concerns about overdiagnosis. Study: Telomere length exhibits inverse association with migraine among Americans aged 20–50 years, without implications beyond age 50: a cross-sectional study. Image Credit: Lightspring /…