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Do sugar substitutes really help? New research reveals their impact on metabolism and gut health

Low and no-calorie sweeteners (LNCSs) help reduce sugar intake, but their long-term effects on metabolism, gut health, and insulin response remain under investigation. Ongoing research explores their safety, effectiveness, and regulatory landscape.

27 Feb 2025

New deep-learning framework improves spatial transcriptomics analysis

Biological tissues are made up of different cell types arranged in specific patterns, which are essential to their proper functioning.

27 Feb 2025

Study reveals role of CB1 receptors in resilience to chronic stress

When faced with chronic stress, why do some people develop anxiety and depressive symptoms while others show resilience?

27 Feb 2025

EU project aims to combat dangerous viruses with molecular interventions

Targeted molecular interventions in the replication cycle and the immune recognition of viruses are intended to prevent viral entry into cells and virus replication.

27 Feb 2025

New ASTRO guideline offers radiation therapy recommendations for anal cancer

A new clinical guideline from the American Society for Radiation Oncology (ASTRO) provides guidance on the use of radiation therapy to treat adult patients with primary squamous cell carcinoma (SCC) of the anal canal and anal margin.

27 Feb 2025

Study reveals sleep deprivation among dairy farm workers during spring calving

Sleep is as important to humans as food and water, but it is often sacrificed to work, especially for farm workers.

27 Feb 2025

Vaping while pregnant isn't harmless—study uncovers risks to newborn lung health

Researchers found that e-cigarette exposure during pregnancy can disrupt fetal lung development, increase oxidative stress, and heighten the risk of respiratory diseases in newborns.

27 Feb 2025

Patients favor non-invasive neuromodulation for neurological and mental health disorders

A new study, led by experts at the University of Nottingham, has found that patients who need treatment for neurological and mental health disorders, would favour non-invasive neuromodulation interventions over current interventions such as pharmaceutical drugs.

27 Feb 2025

Advancements in molecular diagnostics for hematopoietic and lymphocytic neoplasms

Hematopoietic and lymphocytic neoplasms (HLNs) are a diverse group of malignancies affecting blood and lymphatic systems, with outcomes varying from manageable conditions to fatal diseases.

27 Feb 2025

Artificial ligaments could revolutionize ACL surgery and recovery

Anterior cruciate ligament (ACL) injuries are common, especially among athletes. Each year, over 400 000 ACL reconstruction (ACLR) surgeries are carried out globally.

27 Feb 2025

AI system accurately detects changes in longitudinal medical images

A new AI-based system for analyzing images taken over time can accurately detect changes and predict outcomes, according to a study led by investigators at Weill Cornell Medicine, Cornell's Ithaca campus and Cornell Tech.

27 Feb 2025

Artificial sweeteners may reduce metformin’s effectiveness in weight and glucose control

Drinking artificially sweetened beverages may reduce metformin’s effectiveness in young patients with obesity and prediabetes, but a larger study is needed to confirm these findings.

27 Feb 2025

Study: One in eight African hospital patients critically ill with high mortality

One in eight patients in hospitals in Africa is critically ill, and one in five of the critically ill die within a week, according to a new study in The Lancet.

27 Feb 2025

$4.9 million grant aims to enhance PTSD treatment using MDMA and psychotherapy

Researchers at The University of Texas Health Science Center at San Antonio and their collaborators at Emory University have received a $4.9 million grant aimed at significantly improving treatment and recovery rates for individuals suffering from post-traumatic stress disorder.

27 Feb 2025

Scientists uncover how a sugar shield in brain blood vessels protects against aging and disease

Researchers reveal that the loss of mucin-type O-glycosylation in the brain endothelial glycocalyx weakens the blood-brain barrier, leading to increased permeability, neuroinflammation, and cognitive decline in aging and neurodegenerative diseases.

27 Feb 2025

New brain map reveals insights into multiple sclerosis development

NIH study reveals key players underlying disease onset and repair.

27 Feb 2025

KFF Health News' 'What the Health?': House GOP plan targets Medicaid

The House GOP's budget proposal, which narrowly passed on Tuesday, likely would result in major cuts to Medicaid, the health program primarily for those with low incomes or who are disabled, to help pay for tax cuts.

27 Feb 2025

How social media spreads diet misinformation—and what experts say must change

Systematic review reveals Instagram and YouTube as primary hubs for nutrition misinformation, notably promoting unverified "miracle diets" linked to orthorexia and COVID-19, urging public health institutions and healthcare professionals to prioritize digital literacy and evidence-based content.

27 Feb 2025

Wealth disparities impact telehealth access for mental health care

A new study led by researchers at the Johns Hopkins Bloomberg School of Public Health found that mental health visits for patients with depression from high-wealth neighborhoods in Maryland were significantly more likely to happen via telehealth compared to patients with depression from low-wealth neighborhoods in Maryland from mid-2021 through mid-2024.

27 Feb 2025

Virtual lactation support shows promise in increasing breastfeeding rates

Mothers who were given access to virtual breastfeeding support (or telelactation) through a free app tended to report more breastfeeding than peers who did not receive such help, with a more-pronounced effect observed among Black mothers, according to a new RAND study.

27 Feb 2025