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Flooding linked to increased hospitalizations among older adults

New research examining 17 years of data from Medicare hospitalization claims and major flooding events finds increased rates of skin diseases, nervous system diseases, and injuries or poisonings among adults aged 65 and older following major floods.

31 Jul 2025

Black Death victims offer clues to childhood malnutrition and adult disease

The Black Death arrived on the shores of England in May 1348 and, in less than two years, spread throughout the country, killing an estimated 2 million people.

31 Jul 2025

Cancer cells use energy surge to survive physical squeezing

Cancer cells mount an instant, energy‑rich response to being physically squeezed, according to a study published in the journal Nature Communications.

31 Jul 2025

Eating more ultra-processed food links depression and diabetes

New research links ultra-processed food intake to increased diabetes risk in individuals with depression, highlighting the need for healthier dietary choices.

30 Jul 2025

New blood markers predict kidney disease and mortality in diabetes

Kidney complications in diabetes often progress silently, putting patients at risk of life-threatening outcomes long before any symptoms appear. Identifying individuals with diabetes who are at risk of rapid kidney function decline or early death has challenged doctors for decades, with traditional markers like serum creatinine and urinary albumin falling short of accurately predicting these risks.

29 Jul 2025

Artificial protein sensor offers new way to measure cortisol with a smartphone

Cortisol is a crucial hormone that regulates many important bodily functions like blood pressure and metabolism, and imbalances of this stress hormone can lead to health problems.

29 Jul 2025

A brain-dead pregnant woman was kept alive in Georgia. It’s unclear if state law required it.

A Georgia woman declared brain-dead and kept on life support for more than three months because she was pregnant was removed from a ventilator in June and died, days after doctors delivered her 1-pound, 13-ounce baby by emergency cesarean section.

29 Jul 2025

Greener cities reduce dementia risks linked to air pollution

Boosting greenery may protect against air pollution's impact on dementia, revealing a potential strategy to reduce Alzheimer's disease burden globally.

29 Jul 2025

Scientists uncover new brain mechanism driving PTSD and potential counter-drug

Did you know that patients with post traumatic stress disorder (PTSD) often struggle to forget traumatic memories, even long after the danger has passed? This failure to extinguish fear memories has long puzzled scientists and posed a major hurdle for treatment, especially since current medications targeting serotonin receptors offer limited relief for only a subset of patients.

29 Jul 2025

Moderate coffee and tea habits linked to sharper thinking in seniors

Moderate coffee intake and both moderate and high tea consumption are associated with a slower decline in fluid intelligence among older adults over nearly a decade. High coffee intake, however, is linked to a faster decline in cognitive function.

28 Jul 2025

Plant compounds show promise against leishmaniasis through mitochondrial targeting

Leishmaniasis, a neglected tropical disease caused by Leishmania parasites, affects millions globally. Current synthetic treatments face limitations including toxicity, cost, and resistance.

28 Jul 2025

Female body odor variations can shape male behavior and emotions

Researchers at the University of Tokyo explored how female body odor can influence behaviors in men. They found certain scent compounds in female body odor increased during ovulation and can subtly influence how men feel.

28 Jul 2025

Study maps RNA shape-shifting mechanisms in human and bacterial cells

Apart from carrying the information to encode proteins in, RNA molecules can adopt intricate 2D and 3D structures.

28 Jul 2025

Vitamin D supplementation reduces liver inflammation and fibrosis largely through TXNIP

Chronic liver disease (CLD) is a major global health concern, affecting approximately 1.5 billion people. This life-threatening disease often progresses silently, eventually leading to worsened conditions like liver cirrhosis or liver cancer.

28 Jul 2025

Study reveals how old wounds increase sensitivity to stress

A wound can leave a lasting imprint - even after it has healed. A new study in Current Biology finds that past injuries can quietly prime the body to overreact and be more sensitive to stress, pain and fear long after the damage is gone.

28 Jul 2025

New study shows potent effects of desert berry extract (NRK-C)

The global diabetes epidemic continues its relentless march, with projections suggesting 750 million sufferers by 2045. While current medications help control symptoms, they often come with undesirable side effects and don't address the root causes of metabolic dysfunction. The search for better solutions has turned scientists toward natural drugs, where traditional remedies may hold untapped potential.

26 Jul 2025

Creatine may enhance neuroprotection through energy pathways

Creatine supplementation may improve cognitive performance and mood, offering insights into its role in muscle-brain interactions and overall health.

25 Jul 2025

Blocking nutrient scavenging weakens pancreatic tumor defenses

Cancer cells and tumors do not exist in a vacuum. Far from the isolation and self-sufficiency of the fictional Wakanda, tumors develop in and alter the nearby milieu of immune cells, connective tissue, blood vessels and a sea of proteins and carbohydrates that provide structure and other supportive functions.

24 Jul 2025

IRF-5 identified as key to preventing immune cell exhaustion

In fighting chronic infections or certain cancers, CD8+ T cells-the immune system's frontline soldiers-eventually become exhausted. They lose effectiveness and respond less efficiently to threats.

24 Jul 2025