Diet & Nutrition News and Research

Latest Diet & Nutrition News and Research

Family-based approach to lifestyle interventions can reduce weight and cardiovascular risks

The PROgramme of Lifestyle Intervention in Families for Cardiovascular risk reduction (PROLIFIC) Study, conducted in India, aimed to assess whether a family-based approach to lifestyle interventions could improve weight management and obesity-related health outcomes among individuals with a family history of premature coronary heart disease.

24 Mar 2025

Ketogenic diet reverses obesity-linked biological aging by over 6 years

Obesity speeds up biological aging at the molecular level, but this study finds that a very-low-calorie ketogenic diet (VLCKD) can significantly reverse this effect.

24 Mar 2025

A pecan a day keeps bad cholesterol away

Daily consumption of 57g of pecans for 12 weeks improved cholesterol profiles and diet quality in adults at risk of cardiometabolic disease, without affecting vascular health. Replacing typical snacks with pecans led to higher intake of healthy fats and fiber, and reduced carbohydrate consumption.

24 Mar 2025

Red wine lowers bad cholesterol but doesn’t improve overall heart health

Moderate red wine consumption is linked to a small but significant reduction in LDL cholesterol, according to a systematic review and meta-analysis of 33 studies. However, the study found no consistent effects on HDL, triglycerides, total cholesterol, or fibrinogen.

24 Mar 2025

What do Blue Zone diets have in common? Polyphenols that may slow aging

Scientists reviewed how polyphenol-rich diets in Blue Zones may help people live longer, healthier lives by targeting biological hallmarks of aging. They call for more research to measure polyphenol intake and test its effects on human longevity.

24 Mar 2025

Fish oil supplements beat oily fish at reducing harmful blood vesicles

Fish oil supplements, delivering higher EPA doses, significantly reduced the number and procoagulant activity of extracellular vesicles—unlike oily fish. This suggests EPA, not DHA, may drive cardiovascular benefits linked to EV function.

24 Mar 2025

Skipping exercise? Just sitting less may still improve your metabolic health

Older adults who limit their sedentary time have lower metabolic syndrome risk, regardless of how active they are or how healthy they eat. Even light movement can support better metabolic health when replacing prolonged sitting.

24 Mar 2025

Lifelong weight patterns linked to kidney cancer risk

Excess weight in mid-life is a known risk factor for kidney cancer, but new research indicates that weight patterns throughout life may also affect an individual's likelihood of developing this malignancy.

24 Mar 2025

How your diet and probiotics can improve vaccine effectiveness

Researchers uncover how probiotics and diet shape the gut microbiome to boost vaccine efficacy, offering new avenues for precision immunization.

23 Mar 2025

7-day creatine ‘wash-in’ boosts muscle mass in women — but not long-term, study reveals

A 7-day creatine monohydrate wash-in increased lean body mass in females, especially in the trunk, but adding creatine to resistance training didn’t boost muscle gains beyond training alone. Higher doses or hydration tracking may be needed for long-term effects.

23 Mar 2025

Sticking to Life’s Essential 8 slashes cancer risk, major study shows

Long-term adherence to the American Heart Association’s “Life’s Essential 8” lifestyle score significantly reduces the risk of overall and site-specific cancers. Stable high LE8 scores over four years were linked to notably lower risks of lung, breast, liver, and colorectal cancers in a large Chinese cohort study.

23 Mar 2025

High-fat diet impairs neutrophil function in obesity

A new study in The Journal of Immunology reveals how a high-fat diet may impair the immune system's ability to respond to infection by impacting the function of neutrophils, one of the first immune cells to respond to bacteria or viruses.

20 Mar 2025

Researchers reveal link between placental DNA methylation and neuropsychiatric disorders

An international team led by UPV/EHU and Biobizkaia reveals the relationship between placental DNA methylation and certain neuropsychiatric disorders.

20 Mar 2025

Young men with late puberty have healthier fat-to-muscle ratios

Later puberty in young men is linked to lower bone volume and lean mass, but a healthier body composition. Earlier puberty leads to higher bone density and slightly higher BMI and fat mass.

20 Mar 2025

Researchers warn meal delivery apps could undermine global nutrition efforts—here’s how

Meal delivery apps are reshaping how people access food but may undermine global nutrition goals by promoting unhealthy eating. Researchers call for targeted regulation, monitoring, and new digital health policies.

20 Mar 2025

Oophorectomy linked to higher risk of heart failure in women

Women of childbearing age who had both ovaries removed, in a procedure called bilateral oophorectomy, were more likely to develop heart failure later in life, according to a study being presented at the American College of Cardiology's Annual Scientific Session (ACC.25).

20 Mar 2025