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Air travel disrupts DNA repair in flight crew, raising cancer concerns

Researchers found that flight attendants show reduced DNA repair capacity and immune changes after air travel, which may help explain their higher cancer risk.

14 May 2025

Black tea kombucha reduces harmful gut microbes linked to obesity

Regular consumption of black tea kombucha for eight weeks beneficially shifted gut microbiota composition in both normal-weight and obese adults.

14 May 2025

Flavonoid-rich foods lower risk of frailty and mental decline in older adults

A large US cohort study found that higher intakes of flavonoid-rich foods, such as tea, apples, berries, citrus, and red wine, were linked to modestly lower risks of frailty, poor mental health, and impaired physical function in older adults.

14 May 2025

Researchers uncover key role of peri-LC neurons in the brain arousal system

A small cluster of cells deep within our brains, called the locus coeruleus, affects how awake and attentive we are, how we respond to stress, how we cope with anxiety and fear, and how we create memories and learn.

14 May 2025

Discovery of second learning system in the brain sheds light on habit formation

Neuroscientists at the Sainsbury Wellcome Centre (SWC) at UCL have discovered that the brain uses a dual system for learning through trial and error.

14 May 2025

Eating only wild foods reshapes your gut microbiome in just weeks, study shows

A new study shows that an eight-week wild-food-only diet in a modern adult leads to dramatic, partially lasting changes in the gut microbiome’s composition and function. While no “ancestral” microbes reappeared, the shift increased fiber-degrading species and reduced dairy-associated bacteria, highlighting the powerful role of diet.

14 May 2025

Injecting medicine into amniotic fluid shows promise for treating genetic disorders

Injecting medicine into the amniotic fluid staves off progression of spinal muscular atrophy in utero.

14 May 2025

Novel nanoparticle could make ultrasound-based cancer treatments more effective and safer

Researchers have created a new kind of nanoparticle that could make ultrasound-based cancer treatments more effective and safer, while also helping prevent tumors from coming back.

14 May 2025

GLP-1 weight loss drugs leave users low on key nutrients, study finds

This study assessed nutrient intake in adults using GLP-1 receptor agonists (GLP-1RAs) and found widespread deficiencies in essential vitamins and minerals. Despite appetite suppression and weight loss benefits, most participants exceeded fat intake recommendations and failed to meet protein and micronutrient needs.

14 May 2025

How 196,000 Spanish participants are helping decode heart disease risk

The CORDELIA study combines data from 35 Spanish cohorts (n = 196,632) to investigate genetic, clinical, and lifestyle risk factors for ASCVD in Southern Europe. It aims to conduct the region’s most comprehensive genome-wide association study and develop tailored risk prediction tools.

14 May 2025

Reinfections lower long COVID risk but raise cumulative burden

A population-based study in Quebec found that healthcare workers faced a threefold higher risk of long COVID after a first infection compared to reinfections. However, the cumulative risk rose with each additional infection, especially among those with severe illness or early variants.

14 May 2025

Can diet ease IBS? A low-FODMAP plan cut symptoms but raised nutrient concerns

A 10-week low-FODMAP diet significantly reduced symptom severity in Saudi adults with IBS, with most shifting from severe to moderate symptoms. However, the restrictive diet also led to declines in several essential nutrients, highlighting the need for professional guidance.

14 May 2025

Lipid accumulation levels reveal hidden osteoporosis risk

Researchers investigate the use of lipid accumulation products as a predictor of osteoporosis.

14 May 2025

Taurine identified as a key regulator of myeloid cancers

A new scientific study identified taurine, which is made naturally in the body and consumed through some foods, as a key regulator of myeloid cancers such as leukemia, according to a paper published in the journal Nature.

14 May 2025

Study reveals how yellow fever vaccine triggers strong immune response

Researchers show how specific immune cells are activated by the vaccine - an important starting point for the development of new vaccines.

14 May 2025

New approach directly combats the progression of Alzheimer’s and ALS

Scientists at Northwestern University have developed a new approach that directly combats the progression of neurodegenerative diseases like Alzheimer's disease and amyotrophic lateral sclerosis (ALS).

14 May 2025

Animal research reveals metabolic differences between tirzepatide and semaglutide

New animal research being presented at this year's European Congress on Obesity (ECO) in Malaga, Spain (11-14 May), reveals distinct metabolic adjustments to tirzepatide and semaglutide treatment, with tirzepatide temporarily increasing energy expenditure and semaglutide initially reducing energy expenditure.

14 May 2025

Chronic overwork may lead to changes in brain regions associated with emotion and cognition

Long working hours may alter the structure of the brain, particularly the areas associated with emotional regulation and executive function, such as working memory and problem solving, suggest the findings of preliminary research, published online in Occupational & Environmental Medicine.

14 May 2025

WayBetter’s QuitBet app wins digital health award at Society of Behavioral Medicine conference

Erika Bloom, Ph.D., Director of Product and Research at WayBetter, won the Digital Health Tech Madness Champion Award at the Society of Behavioral Medicine’s (SBM) 46th Annual Meeting and Scientific Sessions in San Francisco, CA, USA, for her work on QuitBet, a groundbreaking app designed to support cigarette smoking cessation.

From Bedfont® Scientific Ltd 14 May 2025

Skin microbiome plays active role in sun protection and immune balance

The skin microbiome plays an important role in health and disease. Researchers have now substantiated that certain skin bacteria can protect us from the sun's ultraviolet (UV) radiation specifically by metabolizing cis-urocanic acid using an enzyme called urocanase.

13 May 2025