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Study shows no connection between PM2.5 spikes and major cardiovascular events

A Danish cohort study investigated whether long-term exposure to repeated monthly peaks of fine particulate matter (PM2.5) raises the risk of major adverse cardiovascular events. Despite higher PM2.5 peak exposure among affected individuals, no significant association with cardiovascular risk was found.

7 May 2025

High intake of ultra processed foods linked to early signs of Parkinson's

People who eat more ultra processed foods like cold breakfast cereal, cookies and hot dogs are more likely to have early signs of Parkinson's disease when compared to those who eat very few ultra processed foods, according to a study published in the May 7, 2025, online in Neurology, the medical journal of the American Academy of Neurology.

7 May 2025

How urine caffeine levels may help detect diabetic eye damage early

Researchers found that higher urinary levels of caffeine and specific metabolites, especially in men, were significantly associated with diabetic retinopathy risk. The cross-sectional study used NHANES 2009–2014 data and highlights potential biomarkers for early detection in diabetic populations.

7 May 2025

Air pollution reshapes children’s nasal microbiome and reduces diversity in winter

A new study from Milan reveals that short-term exposure to air pollutants like black carbon and VOCs significantly alters the nasal microbiota of school-aged children. These changes vary by season, with winter exposure reducing microbial diversity and favoring potentially pathogenic bacteria.

7 May 2025

Canadian study links ultra processed foods to poor health outcomes

A landmark study exploring Canadians' consumption of chips, frozen pizzas, breakfast cereals and other ultra-processed foods typically loaded with fat, sugar and additives has confirmed these foods are directly and significantly linked to poor health outcomes.

7 May 2025

Trump policies at odds with ‘make America healthy again’ push

In his March address to Congress, President Donald Trump honored a Texas boy diagnosed with brain cancer. Amid bipartisan applause, he vowed to drive down childhood cancer rates through his "Make America Healthy Again" initiative.

7 May 2025

Can your diet slow skin aging? New review reveals what helps and what harms

Scientists reviewed recent studies and found that antioxidant-rich diets help slow skin aging, while high intake of refined sugars and trans fats accelerates it. A balanced, nutrient-dense diet may be a practical way to protect skin health and delay visible signs of aging.

6 May 2025

New insights into how romantic partners can influence a person's genetic risk for binge drinking

A study led by Virginia Commonwealth University and Rutgers University has revealed new insights into how romantic partners can influence a person's genetic predisposition to unhealthy alcohol use.

6 May 2025

Varicose veins increase your risk of dementia, study finds

A nationwide Korean study finds a surprising link between varicose veins and dementia, and suggests that treating the veins could help prevent vascular brain damage.

6 May 2025

Shingles vaccine linked to lower risk of heart disease

People who are given a vaccine for shingles have a 23% lower risk of cardiovascular events, including stroke, heart failure, and coronary heart disease, according to a study of more than a million people published in the European Heart Journal today (Tuesday).

5 May 2025

Cannabis use during pregnancy linked to higher risk of infant complications

An updated systematic review finds that consuming cannabis while pregnant appears to increase the odds of preterm birth, low birth weight and infant death.

5 May 2025

Where and why men die younger: global data breaks it down

A global study published in PLOS Medicine examined sex-disaggregated data on hypertension, diabetes, and HIV/AIDS across 204 countries. It revealed significant but context-dependent differences in disease burden, care access, and outcomes between males and females.

4 May 2025

Can your diet affect fertility? Gut-linked dietary score reveals surprising risk pattern

A cross-sectional study of over 3,000 U.S. women found a non-linear link between a gut microbiota-based dietary index (DI-GM) and infertility. Risk decreased with healthier diets but unexpectedly rose beyond a certain threshold score.

4 May 2025

Phthalates in plastics linked to over 350,000 heart deaths worldwide

A global modeling study in eBioMedicine links phthalate exposure from plastics, especially DEHP metabolites, to over 356,000 cardiovascular deaths in 2018. Exposure was highest in Asia, the Middle East, and Africa, disproportionately affecting lower-income countries.

4 May 2025

Ultra-processed foods linked to higher psoriasis risk

A large UK Biobank study found that higher consumption of ultra-processed foods (UPFs) is associated with an increased risk of developing psoriasis. Each 10% increase in UPF intake raised psoriasis risk by 6%, with obesity and inflammation partially mediating this effect.

4 May 2025

Study uncovers 'cell of origin' of the second most common lung cancer

The 'cell of origin' of the second most common lung cancer and the way that it becomes dominant in the lung have been discovered, in a new study in mice and humans from researchers at UCL, the Wellcome Sanger Institute and the University of Cambridge.

2 May 2025

Gut immune cells linked to worsening rheumatoid arthritis

After spending years tracing the origin and migration pattern of an unusual type of immune cell in mice, researchers have shown in a new study how activity of "good" microbes in the gut is linked to rheumatoid arthritis and, potentially, other autoimmune diseases.

2 May 2025

Researchers tie childhood vitamin D shortfalls to adult heart disease

Low childhood levels of 25-hydroxyvitamin D were linked to a significantly higher risk of early adult-onset atherosclerotic cardiovascular disease (ASCVD). The association remained even after accounting for conventional childhood risk factors and persisted across multiple analyses.

30 Apr 2025

Higher biological age linked to increased dementia risk

People whose biological age is higher than their chronological age may be more likely to develop dementia than people whose biological age matches or is lower than their chronological age, according to a study published on April 30, 2025, online in Neurology, the medical journal of the American Academy of Neurology.

30 Apr 2025

Single DNA mutation disrupts tumor suppressor pathways in blood cancer

Australian researchers have discovered that a single mutation in the DNA sequence for a methylation enzyme dysregulates key tumor-suppressing pathways, opening up new avenues for blood cancer treatment.

30 Apr 2025