Hälsa & medicin

Researchers found that three common cardiovascular biomarkers reliably predict kidney function decline and disease risk across nearly 62,000 patients. The discovery could streamline screening for patients at dual cardiovascular-kidney risk, potentially improving treatment outcomes and reducing costly complications.EN

A major review of 25 clinical trials finds that virtual and augmented reality tools train dental and oral surgeons as effectively as traditional apprenticeships—without needing live patients. The finding could reshape surgical education by reducing training bottlenecks, lowering patient risk, and cutting costs for teaching hospitals and private practices.EN

New research reveals that nine in ten primary care doctors have never read cancer rehabilitation guidelines, and most don't offer physical activity advice to survivors. This care gap creates a business case for rehabilitation providers and signals a policy failure that insurers and health systems must address to improve patient outcomes and reduce long-term costs.EN

A major Swedish study tracking over 26,000 people for two decades found that apolipoprotein B, a blood lipid measure, predicts atrial fibrillation risk differently in men and women. The finding could reshape how doctors assess stroke and heart disease risk, particularly for female patients, and may influence lipid-management guidelines.EN

An international taskforce has identified why evidence-based guidelines for diabetes, heart disease, and kidney disease fail to translate into actual patient care. The barriers—poor translation, siloed systems, and weak clinician communication—are solvable through coordinated national strategies, offering payers and healthcare systems a roadmap to close the care gap.EN

Researchers have identified molecular markers that predict which obese patients will develop liver fibrosis before symptoms appear, potentially enabling early intervention. The findings target a disease affecting over a billion people globally and costing healthcare systems billions annually, opening new avenues for diagnostic tools and drug development.EN

A Swedish survey of nearly 6,000 adolescents found that deaf and hard-of-hearing students in regular classrooms report significantly lower well-being and higher mental health complaints than their hearing classmates. The finding highlights a critical gap in school inclusion policy and raises questions about whether current mainstream education models adequately support communication and social needs.EN

Researchers say erectile dysfunction and female sexual arousal disorder should be treated as early warning signs of cardiovascular disease, not separate issues. Doctors and insurers should use sexual health screening as part of routine heart risk assessment—a shift that could reshape clinical protocols and preventive care strategies.EN

A Danish study of 694 neurointensive care patients found that 25% had treatment-limiting decisions made, with withdrawal of care far more common than withholding. The findings highlight stark variations in end-of-life decision-making that could signal gaps in clinical protocols and raise questions about resource allocation and family communication in critical care.EN

Researchers have identified the material-level mechanisms behind structural deterioration in bioprosthetic aortic valves, the most common replacement option for millions of patients. The findings could guide the development of more durable valves, reducing repeat surgeries and expanding the addressable market for transcatheter valve companies.EN

A new study of 98 nursing students reveals five major barriers preventing them from mastering essential bioscience—from juggling part-time jobs to managing caregiving responsibilities. The findings suggest educators need to redesign curricula to accommodate these competing pressures, not assume students can fit learning around their lives.EN

A major analysis of observational studies finds that antidepressants, antipsychotics, and mood stabilizers reduce suicide attempts and deaths in actual clinical practice—results that differ from controlled trials. For healthcare systems and policymakers, the finding suggests these medications work better in real-world settings than previous evidence suggested, shifting cost-benefit calculations for mental health treatment.EN

Researchers identified five molecular markers in cerebrospinal fluid that predict postoperative delirium in older surgical patients with over 77% accuracy. The finding opens a path to preoperative screening and preventive treatments, potentially reducing a complication that costs hospitals millions and increases dementia risk.EN

A major international study reveals that breast cancer diagnosed in the second or third trimester is significantly more aggressive than cases caught in the first trimester, with worse survival rates even after accounting for tumor type and treatment. The finding could reshape clinical protocols for pregnant cancer patients and inform pharmaceutical development of safer pregnancy-compatible therapies.EN

Researchers mapped immune markers across four understudied ovarian cancer subtypes, identifying specific checkpoint proteins that vary by tumor type. The findings could enable pharma companies to design targeted immunotherapies and help oncologists predict which patients will respond to treatment, addressing a major gap in precision cancer medicine.EN

A study of Spanish teens reveals that girls and boys face different obstacles to active commuting, with girls uniquely burdened by school bag weight. The finding has implications for urban planners and education policymakers seeking to boost youth physical activity and reduce car congestion around schools.EN

Researchers have demonstrated that a new filtering technique in proton beam cancer therapy cuts treatment time significantly while maintaining plan quality. The finding could reduce operational costs and patient burden in radiation oncology centers, potentially improving clinic throughput and patient access to this advanced cancer treatment.EN

A major clinical trial shows tacrolimus-based immunosuppression reduces chronic lung allograft dysfunction to 13% versus 39% with alternative treatments at three years. The finding could reshape transplant protocols and reduce costly graft failures—the leading cause of long-term death after lung transplantation.EN

Researchers propose using vagus nerve stimulation to prevent postoperative delirium, a common complication that accelerates dementia risk in older patients. The approach targets brain inflammation triggered by surgical stress—a finding that could reshape perioperative care protocols and reduce long-term disability costs for hospitals and insurers.EN

Researchers developed an efficient method to extract two classes of cholesterol-lowering molecules from sorghum simultaneously, achieving high purity and identifying new bioactive compounds. The breakthrough could streamline production of functional foods and supplements targeting cardiovascular health, a market segment worth billions globally.EN

Researchers developed a predictive model showing which weather conditions drive dangerous spikes in malaria-carrying mosquitoes across Tanzania—a breakthrough that could let health officials deploy resources before outbreaks hit. The findings offer a roadmap for early warning systems that developing countries can use to prevent transmission and save lives.EN

Researchers have identified the protein signatures that distinguish viable eggs from those destined to die, opening a path to better fertility treatments and diagnostics. The discovery could help improve IVF success rates and preserve fertility in cancer patients—a finding with significant implications for reproductive medicine companies and health systems.EN

Swedish researchers found no trace of SARS-CoV-2 in 110 wild roe deer tested over six years, suggesting Europe has largely avoided the virus jumping into wildlife. The finding contrasts sharply with North America, where white-tailed deer carry the virus at high rates and are mutating it—a scenario that could seed future human variants and complicates pandemic containment strategies globally.EN

A new study reveals that early palliative care programs succeed only when surgical teams, palliative specialists, and patients work together—not when hospitals simply add consultations to existing workflows. The finding matters because hospitals investing in palliative care need to know that structural redesign and team collaboration, not just policy mandates, determine whether these programs stick.EN

A new validation study confirms that delaying treatment of uveal melanoma—a rare eye cancer—worsens survival outcomes, even when tumors appear identical at diagnosis. The finding could reshape clinical scheduling practices and inform insurance coverage policies around treatment timelines for this aggressive disease.EN