Students News and Research

RSS

Photoreceptors possess internal recycling system to preserve vision

For decades, scientists believed that photoreceptors in the retina relied primarily on neighboring support cells, known as the retinal pigment epithelium (RPE), to remove waste. While the RPE is still responsible for clearing away the worn-out tips of photoreceptors each day, new findings from the University of Oklahoma reveal that photoreceptors also perform much of their own internal housekeeping.

29 Jul 2026

The everyday habits linked to better grades in teenagers

Researchers found that regular meals, Mediterranean diet adherence, sufficient sleep, and limited television viewing were independently associated with better grades among 974 adolescents. Meeting more healthy lifestyle recommendations was consistently associated with stronger performance across first, second, and third languages.

29 Jul 2026

Remdesivir protects kidney and heart health in transplant recipients

Adults with kidney transplants who were treated for COVID-19 with the antiviral remdesivir within a week of COVID-19 diagnosis and who received at least three consecutive days of therapy were less likely than kidney transplant recipients who did not receive the antiviral to experience cardiovascular or kidney problems up to a year later, according to findings from a target trial emulation study that published in JAMA Network Open.

28 Jul 2026

New triage protocol reduces emergency department wait times

Emergency departments across the country face a common challenge: how to reduce long wait times without adding more beds, hiring more staff or expanding facilities.

28 Jul 2026

Nutritional quality matters more than processing level for long-term health

What makes a diet healthy-or not? According to a new study, nutritional quality matters more than processing level when it comes to long-term health.

28 Jul 2026

Some caffeinated drinks are linked to poorer memory

A study on caffeine's impact reveals product-specific effects on anxiety, memory, and stress among university students, highlighting mental health implications.

28 Jul 2026

AI reveals effective combination therapy for advanced rectal cancer

Artificial intelligence developed by researchers at UCL has revealed a promising combination of cancer treatments that could help patients with locally advanced rectal cancer live longer.

27 Jul 2026

Taste preference genes drive overeating and metabolic disease risk

Ever wonder why some people crave sweets while others can take them or leave them? Preliminary findings from a new study suggest that people who carry certain genetic variants associated with a preference for sweet or fatty tastes not only tend to eat more of these foods but also have a higher risk of obesity and type 2 diabetes as a result.

27 Jul 2026

Genetic factors influence cholesterol response to low-carb diets

Can a low-carb diet cause your cholesterol to skyrocket? This question has vexed researchers and influencers alike as the popularity of low-carbohydrate diets has surged, yet the evidence has remained mixed.

27 Jul 2026

New survey reveals high mobile food delivery use among teens

Nearly one-quarter of teens reported using mobile food delivery services during school hours and almost half said they use them after school, according to a national survey of over 1,000 U.S. adolescents.

27 Jul 2026

Primary care practices successfully deliver family-based childhood obesity treatment

Childhood obesity affects one in five children in the U.S., yet most families have limited access to specialized weight-management programs for children.

27 Jul 2026

Alcohol use during pregnancy increased in the United States from 2011 through 2024

Prenatal alcohol exposure-a contributor to adverse pregnancy outcomes and the leading preventable cause of neurodevelopmental disability worldwide-has increased in the United States over the past decade.

27 Jul 2026

Daily multivitamin improves functional health in older adults, study finds

The ability to perform everyday activities free of debilitating symptoms profoundly affects quality of life as we age.

27 Jul 2026

Milk nutrient levels vary by production method and season

When you pick up a gallon of milk at the store, the nutrients it contains may depend on both what's on the label and the time of year.

27 Jul 2026

Primate study reveals molecular basis of red-green color vision

Human color vision depends on three types of cone cells in the retina. Although all three contain the same light-absorbing molecule, 11-cis-retinal, differences in the surrounding protein determine sensitivity to red, green, or blue light.

27 Jul 2026

Novel bioinspired dressing uses body force to heal wounds

A bioinspired material, developed by scientists at Imperial College London, accelerates wound healing and the repair of human skin.

27 Jul 2026

AI mental health chatbots feel empathetic, but safety evidence still lags

Immune dysregulation may contribute to depression, schizophrenia, bipolar disorder, and anxiety through chronic inflammation, altered neuroimmune signaling, genetic susceptibility, and stress-related epigenetic changes. Evidence also suggests that biologically defined patient subgroups may benefit from more precise, immune-informed approaches to diagnosis and treatment.

27 Jul 2026

Study finds widespread nutrition concerns in packaged toddler foods

An audit of toddler foods sold at 21 grocery stores in Texas revealed that 4 out of 5 products were ultra-processed and 49% of all products failed to meet at least one nutrient standard established by the World Health Organization (WHO) Nutrition and Promotion Profile Model (NPPM) for commercial foods intended for children aged 6-36 months.

26 Jul 2026

Time-restricted eating may help lower dementia risk in older women

Results from a small clinical trial suggest it may be possible to reduce your risk of dementia by eating during fewer hours of the day.

26 Jul 2026

Unsweetened sparkling water may be safer for teeth than soda

Findings from a new study comparing the effects of different beverages on mouth acidity suggest that unsweetened sparkling water may be better for your teeth than sugar-sweetened soda.

26 Jul 2026