Diet & Nutrition News and Research

Latest Diet & Nutrition News and Research

Key enzyme found to influence immune aging and B cell production

Our immune systems weaken as we get older, making fewer cells that fight infection and help us recover from illness and injury. Scientists aren't completely sure why. They may have a better idea now, however, thanks to a new study in GeroScience.

17 Apr 2025

Machine learning helps decode exercise motivation and behavior

Sticking to an exercise routine is a challenge many people face. But a University of Mississippi research team is using machine learning to uncover what keeps individuals committed to their workouts.

17 Apr 2025

Public ignorance and apathy towards bird flu could hinder preventive efforts

In an editorial in the American Journal of Public Health, a team led by researchers from the CUNY Graduate School of Public Health and Health Policy (CUNY SPH) say public ignorance and apathy towards bird flu (highly pathogenic avian influenza, or HPAI) could pose a serious obstacle to containing the virus and preventing a larger-scale public health crisis.

17 Apr 2025

How a cartoon bear revealed surprising gaps in toddler hunger awareness

Preschool children aged 3–5 successfully used the Teddy the Bear pictorial scale to rate hunger before and after meals, supporting its validity for group-level research. However, younger children, especially three-year-olds, struggled more with using the tool accurately.

17 Apr 2025

Study explores nutrition perspectives and attitudes of Ghanaian pregnant adolescents, young mothers

A recent study in the Journal of Nutrition Education and Behavior, published by Elsevier, explores the nutrition perspectives and attitudes of Ghanaian pregnant adolescents and adolescent mothers.

17 Apr 2025

The truth about apples, supplements and immunity - What brits get wrong about their health

New research has revealed some of Brits biggest misconceptions when it comes to immune health.

17 Apr 2025

Evidence alcohol even prior to conception may harm your baby

A study of more than 400 Australian women has found that alcohol consumption at or around the time of conception can damage the growth of the placenta, potentially harming a baby’s development.

17 Apr 2025

RFK Jr. struggles to navigate frustrated supporters and a demanding boss

After the Senate voted to confirm Robert F. Kennedy Jr. as Health and Human Services secretary, supporters of his "Make America Healthy Again" movement cheered at having a champion in the federal government.

17 Apr 2025

New Canadian guidelines offer comprehensive approach to managing pediatric obesity

Researchers provide evidence-based recommendations to manage pediatric obesity.

17 Apr 2025

Brown rice may expose young children to unsafe arsenic levels, study finds

Brown rice contains more nutrients than white rice, but also higher levels of inorganic arsenic, a known health risk. A US population-level study reveals that young children consuming brown rice may exceed safe arsenic intake levels.

16 Apr 2025

Internal appetite signals vary with socioeconomic background

Published in the journal Food Quality and Preference, the research highlights how physiological signals, particularly those transmitted via the vagus nerve, interact with socio-economic factors to shape dietary behavior.

16 Apr 2025

Metabolic syndrome found to increase risk of breast cancer recurrence and death

New research to be presented at this year's European Congress on Obesity (ECO 2025, Malaga, Spain, 11-14 May) and published in The Journal of Internal Medicine shows that, in survivors of breast cancer, having an unhealthy metabolic profile or so called 'metabolic syndrome' increases the risk of breast cancer recurrence by 69%, and subsequent breast cancer mortality by 83%.

16 Apr 2025

Many vegans get enough protein but fall short on key amino acids

In a new study of people with long-term vegan diets, most ate an adequate amount of total daily protein, but a significant proportion did not meet required levels of the amino acids lysine and leucine.

16 Apr 2025

New scoring system predicts stroke risk and reduces need for surgery

Researchers at UCL have tested a new scoring system to measure the risk of stroke in patients with narrowed arteries due to atherosclerosis, which could prevent unnecessary surgeries and stents.

16 Apr 2025

Study links cold hypersensitivity and heaviness in legs to varicose veins

Hypersensitivity to the cold, especially ice cold feet, as well as a feeling of heaviness in the legs, are linked to the presence of varicose veins, finds a large study published in the open access journal Open Heart.

16 Apr 2025

Gut bacteria turn bile acids into allies against cancer

Bacteria naturally present in the human intestine, known as the gut microbiota, can transform cholesterol-derived bile acids into powerful metabolites that strengthen anti-cancer immunity by blocking androgen signaling, according to a preclinical study led by Weill Cornell Medicine investigators.

16 Apr 2025

Modified Japanese diet shows promise for lowering blood pressure, study finds

A study of 12,213 Japanese workers found no link between hypertension and the traditional Japanese diet, but a modified version emphasizing whole grains, fruits, and dairy showed a potential protective effect. The findings highlight how modernizing traditional diets with nutrient-rich foods may combat high blood pressure.

16 Apr 2025

Low vitamin D levels damage erectile health via superoxide surge, study finds

Vitamin D deficiency directly causes erectile dysfunction by increasing superoxide and reducing protective SLPI levels, as shown in human tissue and animal models. This breakthrough reveals why low vitamin D may lead to poor sexual health and resistance to standard ED treatments.

15 Apr 2025

New study examines how obesity alters brain's reward circuits

Obesity is on the rise. Among U.S. adults aged 20 or older, 4 in 10 met the criteria for obesity in the most recent National Health and Nutrition Examination Survey, up from roughly 3 in 10 two decades earlier.

15 Apr 2025

EAT-Lancet planetary diet shows no dementia risk, may protect against Alzheimer’s

In a large Swedish study, researchers found that the environmentally sustainable EAT-Lancet diet does not increase dementia risk and may lower the risk of Alzheimer’s and all-cause dementia, particularly in people without the APOE ε4 gene. The findings support the integration of sustainable diets into dementia prevention strategies.

15 Apr 2025