Experts warn that people taking weight loss drugs like semaglutide and tirzepatide may not receive sufficient nutritional guidance, leaving them at risk of nutrient deficiencies and muscle loss. The lack of robust evidence surrounding nutritional advice and support has significant implications for overall health and well-being.
A new study from UCLA Health found that a cardiovascular risk score can predict who will develop serious eye diseases years later. Higher cardiovascular risk scores were significantly more likely to develop conditions like age-related macular degeneration, diabetic retinopathy, and glaucoma.
A UK study found that over 40% of consumers are willing to try new fish species, including sardines and anchovies. The research highlights the potential for improving national health and local economies by embracing home-caught seafood. It also reveals a generational divide in seafood consumption habits.
Around 4.9 million British adults, nearly one in ten, have recently used or expressed interest in GLP-1 medications to support weight loss. The demand highlights substantial need for these medications, which help lower blood sugar, support weight loss, and reduce the risk of heart and kidney complications.
The production of ingredients used in dog food contributes around 1% of the UK's total greenhouse gas emissions, with wet and raw foods associated with substantially higher emissions. Choosing dry food over grain-free or wet options can significantly reduce environmental impact.
The study successfully visualizes the anthracene [4+4] photocycloaddition reaction for the first time, demonstrating controllable, trans-scale photoinduced reaction systems. Direct visualization of intermediate states via single-crystal X-ray diffraction reveals a solid solution consisting of monomers and dimers.
A Cochrane review found that exercise can reduce depressive symptoms similarly to psychological therapy, with moderate-certainty evidence from ten trials. Long-term effects are unclear due to few studies following participants after treatment.
A systematic review finds that stopping weight loss drugs leads to rapid weight regain, reversing heart health markers in under two years. Average monthly weight gain is 0.4kg, with all cardiometabolic risk markers projected to return to pre-treatment levels within 1.4 years.
A Northwestern University study found an injectable regenerative nanomaterial helps protect the brain during a vulnerable window after most common type of stroke. The therapy successfully crossed the blood-brain barrier and reduced brain damage, showing no signs of side effects.
A study of 105,260 adults found associations between higher intakes of certain preservatives and increased risks of breast, prostate, and other cancers. Researchers call for re-evaluation of regulations governing food industry use of additives to protect consumer health.
The scale-up of HIV treatment and prevention programs has led to a dramatic decline in orphanhood rates in Rakai, Uganda. Between 2003–04 and 2020–22, orphanhood prevalence dropped from 21.5% to just 6.3%, while new cases attributed to maternal or parental HIV status declined significantly.
A new study uses digital building models to calculate carbon emissions from material production, transportation, operation, and demolition. The approach demonstrates how targeted reduction strategies can be identified before construction begins, highlighting the importance of local material sourcing and clean heating technologies.
The ASGCT and OTXL partnership, CGTxchange, aims to facilitate the development and commercialization of deprioritized cell and gene therapies for ultra-rare diseases. The joint venture leverages an AI-based platform to match CGTs with prospective investors or partners.
Researchers discovered that certain antibodies employ unusual tactics to block bacterial adhesion, including creating molecular wedges and conformational traps. These mechanisms could lead to the development of immune therapies targeting glycan-binding cell-attachment proteins produced by bacteria causing urinary tract infections.
The American College of Cardiology welcomes the inclusion of whole fruits and vegetables, limiting added sugars and saturated fats in the new guidelines. The ACC encourages clinicians to discuss practical, culturally appropriate healthy eating options with their patients.
Researchers at NJIT's Center for Solar-Terrestrial Research have pinpointed a previously unknown class of high-energy particles in the Sun's upper atmosphere responsible for generating intense gamma-ray signals during major solar flare events. These particles, energized to millions of electron volts, are linked to bremsstrahlung emissi...
Two new studies found that around 1 in 8 day-case surgery patients are admitted to hospital for complications, while 1 in 14 develop chronic pain at the operative site. Chronic post-surgical pain is more common in certain procedures and among patients with medical problems, with orthopaedic and breast surgeries showing higher rates.
A study published in Environmental and Biogeochemical Processes reveals that soil warming during heatwaves does not lead to an increase in arsenic levels in rice grains. Rice physiology and seasonal factors play a bigger role than previously thought in determining the risks of food safety under climate extremes.
A new study from the University of Chicago finds that every 1% increase in eviction rate is associated with 2.66 more shootings in Chicago neighborhoods. Eviction rates disrupt collective efficacy, a neighborhood's shared belief in working together to prevent gun violence.
Researchers developed high-performance biochar filters that capture both ammonia and tiny plastic particles from water, removing up to 64% of dissolved ammonia and over 97% of polystyrene microplastics. The study provides a practical way to clean polluted water while recycling agricultural waste and locking away carbon.
Researchers have discovered a novel 'ratchet' mechanism driving cell division without a complete contractile ring, altering our understanding of the process. The mechanism relies on the dynamic properties of cytoplasm and microtubules to stabilize the actin band during contraction.
A study found that insufficient dietary lycopene is associated with a higher risk of severe periodontitis among U.S. adults ages 65-79. Adequate lycopene intake was linked to reduced likelihood of severe gum disease, with notable racial and sex disparities observed.
A new terahertz spectroscopy system combines high spectral resolution with micrometer-level spatial resolution, enabling the study of complex light-matter interactions. The system achieved a spatial resolution of 20 µm and a spectral resolution of up to 100 MHz.
Researchers at Stanford University have created a flexible material that can change color and texture like an octopus in a matter of seconds, with patterns finer than a human hair. The material uses electron-beam patterning to control topography and visual properties at the nanoscale, opening up opportunities for dynamic camouflage, we...
The study discovered that the human brain uses two separate groups of neurons, called content and context neurons, to form memories. These neurons work together in a coordinated manner, with connections strengthening over time, allowing the brain to reconstruct complete memory contexts from partial information.
Astronomers have created a naturally occurring space weather station around complex periodic variable M dwarf stars to study the environment of planets. This discovery sheds new light on how stars affect their planets' makeup and might provide clues about the habitability of distant worlds.
Researchers found that children and young adult cancer survivors age faster and experience accelerated cognitive decline due to treatment effects. The study suggests that quitting smoking, exercising, and improving nutrition can help reverse these aging changes.
Researchers at McMaster University have identified a molecule called butyrolactol A, which can synergize with echinocandin drugs to kill fungi that the drugs alone cannot. The discovery marks a breakthrough in the fight against drug-resistant fungal infections, including those caused by Cryptococcus neoformans and Candida auris.
A new study from Mayo Clinic introduces MedEduChat, an EHR-integrated AI agent providing accurate and patient-specific prostate cancer education. The tool delivers clear explanations based on each patient's health record, improving confidence and understanding of diagnosis and treatment options.
Researchers developed an artificial saliva containing sugarcane protein, CANECPI-5, to aid in treating teeth of patients with head and neck cancer. The solution significantly reduced bacterial activity and tooth demineralization when combined with fluoride and xylitol.
Researchers discovered that high levels of protein BATF2 drive tumor immune suppression in head and neck cancer. Glutamine in the tumor microenvironment silences BATF2, affecting the STING signaling pathway and overall immune response.
A new study reveals that Cornell prime dots, ultrasmall fluorescent particles, can reprogram the tumor microenvironment to make it more responsive to treatment. The nanoparticles induce anti-tumor effects by stimulating innate immune responses and reprogramming key immune cells.
A team of Princeton engineers studied grasshopper gliding to develop a model for multimodal locomotion in tiny robots. They successfully created a glider that can fold its wings and change strategies depending on the situation, achieving performance comparable to actual grasshoppers.
Researchers identified the spleen as a key control center for transplant tolerance, triggering donor-specific regulatory T cells to calm the immune response. This targeted approach induces controlled, donor-specific state in T cells, preserving body's ability to fight infections while supporting long-term graft acceptance.
A recent study suggests that lunar spacecraft exhaust methane can contaminate areas of the moon where original ingredients of earthly life may be found. The pollution can unfold rapidly, with more than half of the total exhaust methane settling in regions potentially harboring prebiotic organic molecules within seven days.
A Mizzou researcher developed an antibody that attaches to and lights up EphA2 protein in cancerous tumors, allowing for non-invasive detection and identification of patients who can benefit from targeted treatments. This innovation could save time and money while advancing precision medicine.
Researchers at Princeton University have developed a new technique to convert low-energy light into high-energy LEDs, improving the ability to upconvert green light to blue or ultraviolet light. The method uses plasmonics to boost upconversion on a thin metal film, reducing the power needed by 19 times compared to previous setups.
Researchers at UC Davis have developed a new method to create psychoactive-like molecules that mimic the brain's serotonin receptors. The study found five compounds with efficacy ranging from 61% to 93%, but none induced hallucinogenic behavior, offering a potential new therapeutic scaffold for treating psychiatric disorders.
The Naval Research Laboratory launched a remote sensing experiment to improve AI applications in hyperspectral imaging, providing a unique spectral fingerprint for each pixel. This will help detect subtle material differences and observe environmental change with unprecedented accuracy, particularly in coastal and aquatic environments.
A study published in PNAS reveals that peripheral neuropathy can reduce macrophage immune cells' ability to clear dead cells through efferocytosis, leading to chronic pain. Restoring this process may offer a new therapeutic strategy to prevent inflammatory signaling and improve nerve repair.
A new AI tool, CattleFever, uses artificial intelligence and thermal cameras to estimate cattle body temperature from a photo. The system can automatically determine an animal's body temperature within 1 degree of the reading from a thermometer.
Researchers have identified a novel CRISPR mechanism, Cas12a3, that specifically targets transfer ribonucleic acids (tRNA) in bacteria. This discovery provides new insights into the immune response of bacteria and has potential applications for molecular diagnostics and other technologies.
Researchers at Princeton University developed a machine learning tool to predict the stability of MOF structures, allowing for faster discovery of advanced materials. The tool achieved accurate predictions 97% of the time and could lead to breakthroughs in battery chemistry, carbon capture, and clean water access.
Researchers introduce a novel calculation approach to achieve high-quality holographic imaging in vehicle head-up displays. The 'zoom lens' method reduces computation time by 58% and eliminates zero-padding, enabling seamless virtual and physical reality.
A study published in Molecular Oncology developed a liquid biopsy panel that can detect specific gene mutations in lung cancer patients, offering a potential solution for early detection and guiding patient treatment. The test showed promising results, detecting mutations in 65.6% of samples, including those in frozen samples without s...
The Physicians Committee for Responsible Medicine says the guidelines err on promoting meat and dairy products, which are principal drivers of cardiovascular disease, diabetes, and obesity. Plant-based and vitamin-fortified processed foods reduce risk of birth defects, heart disease, and cancer.
Researchers at the Medical University of South Carolina are developing a new therapy for Type 1 diabetes that combines stem cell biology, immunology, and transplantation science. The goal is to restore beta cell function and insulin production in people with T1D without using immunosuppressive drugs.
A new study found that breast milk carries a distinct mix of bacterial species dominated by Bifidobacterium longum, which is highly prevalent in the infant gut. The researchers also discovered
A review of over 1,000 studies found that technology communication reduces engagement and positive emotional responses compared to in-person interactions. In-person communication has been shown to have health benefits, including reduced anxiety and improved educational outcomes.
A major study published in Nature Communications has identified dozens of blood proteins linked to prostate cancer risk across different populations, including African, European, Asian, and Hispanic/Latino groups. The research, led by Dr. Lang Wu, aims to improve understanding of the various causes of prostate cancer across populations.
A McGill-led team has created a system that uses a hydrogel microneedle patch filled with nanoparticles to release leuprolide, an IVF hormone, in response to near-infrared light. This technology could make IVF treatment easier and more effective for patients.
A new UConn study reveals how political donations from large landowners in the Amazon contribute to soybean farming and deforestation. The research found that campaign donations to winning politicians lead to increased development of soybean production, but also exacerbates land inequality in the region.
A new study from Northwestern University found that economic insecurity substantially declines support for democratic principles, even among those who claim strong support. The study's findings suggest that messaging focused on abstract democratic ideals may not resonate with voters unless tied to economic concerns.
A Rice University psychologist is investigating how irrelevant visual information interferes with ability to stay on task. Her research aims to clarify how attention is captured, linger on distractions and recover. The study uses electroencephalography to measure brain activity in real-time.
The new 2025-2030 Dietary Guidelines for Americans highlight the importance of a balanced diet in preventing chronic diseases. The guidelines encourage increasing consumption of vegetables, fruits, and whole grains while limiting sugary drinks and processed foods.
A landmark study published in Medical Care shows that the Magnet4Europe intervention measurably improves nurse and physician wellbeing and strengthens patient safety. By redesigning hospital work environments with the Magnet Model, hospitals saw significant declines in nurses planning to leave and a corresponding drop in intended leavers.
Researchers at the Paul Scherrer Institute have successfully implemented mode-locking to generate coherent trains of X-ray pulses with unprecedented temporal structure. This achievement enables attosecond science and opens up new experimental possibilities, including precise timing of phenomena in gases, liquids, and solids.
Climate change enables mangroves to colonize new regions, with warmer winters and storms driving dispersal. Ocean currents transport propagules from northern-edge and southern populations, allowing for potential expansion beyond current range limits.
A Chinese research team detects high concentrations of microplastics and nanoplastics in urban atmospheres, revealing a previously underappreciated source of plastic pollution. The study provides new insights into the environmental transformation, fate, and broader implications of atmospheric plastics.
The Rubin Observatory has discovered a record-breaking asteroid, nearly the size of eight football fields, rotating every two minutes. The fastest-spinning asteroid larger than 500 meters ever found is 710 meters in diameter and completes a full rotation every 1.88 minutes.