Nutrition News and Research

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Metformin lowers blood sugar by acting on brain pathways

Although metformin has been the go-to medication to manage type 2 diabetes for more than 60 years, researchers still do not have a complete picture of how it works.

31 Jul 2025

Chronically ill? In Kennedy’s view, it might be your own fault

On a recent weekday evening, Ashly Richards helped her 13-year-old son, Case, with homework. He did math problems and some reading, underscoring how much he's accomplished at his school for children with autism.

31 Jul 2025

Can stacking creatine and β-alanine give you extra gains? Here’s what science says

Co-supplementation with creatine and β-alanine may enhance high-intensity exercise performance, especially in repeated short bursts. However, it offers no additional benefit over creatine alone for maximal strength, aerobic capacity, or body composition.

30 Jul 2025

Why Spirulina could be a helpful natural option for lowering blood pressure

A comprehensive meta-analysis found that consuming whole microalgae, especially Spirulina, can significantly lower blood pressure, particularly in adults with elevated levels. No significant effects were observed for macroalgae or algae extracts.

30 Jul 2025

Experimental drug found to be safe and effective in treating children with MIS-C

In a small trial, Mass General Brigham researchers found a drug designed to treat Celiac disease supported a more rapid return to normal activities for patients following COVID.

30 Jul 2025

Most US adults have older heart age than actual age

Most U.S. adults have a "heart age" several years older than their chronological age - sometimes by more than a decade.

30 Jul 2025

Patients face vitamin deficiencies years after bariatric surgery

A review reveals dangerous vitamin deficiencies post-bariatric surgery, highlighting the need for improved follow-up to prevent life-threatening complications.

30 Jul 2025

Immune cells migrate from the gut to breast during pregnancy and lactation

Of the 3.6 million babies born in the United States each year, around 80 percent begin breastfeeding in their first month of life.

30 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

Vegan teens exercise more often than meat-eating peers, study finds

A nationwide Austrian study of nearly 9,000 teens reveals distinct health behaviors and motivations among vegetarian, vegan, and omnivorous students. Vegan and vegetarian youth are more likely to report higher fruit, vegetable, and activity levels, but still fall short of daily exercise targets.

29 Jul 2025

Physical inactivity linked to higher healthcare costs in American adults

A new study published in the American Journal of Health Promotion finds that inadequate leisure-time aerobic physical activity accounts for $192 billion in annual healthcare costs among U.S. adults-12.6% of total national health care spending.

29 Jul 2025

Body fat percentage outperforms BMI in predicting early mortality

Although body mass index (BMI) is widely used in clinics as the standard measure of body composition, it can potentially misclassify muscular individuals as overweight and miss cases of "normal-weight obesity," masking serious metabolic and heart disease risks.

29 Jul 2025

Global hunger declines slightly but Africa and Western Asia face growing crisis

An estimated 8.2 percent of the global population, or about 673 million people, experienced hunger in 2024, down from 8.5 percent in 2023 and 8.7 percent in 2022.

29 Jul 2025

What’s better for your gut: lean beef or chicken? Science weighs in

A crossover trial in healthy young adults found that both lean chicken and beef diets reduced gut microbial richness, but only chicken caused significant diversity loss. The study highlights that lean local beef may have a milder impact on the gut microbiome than chicken.

29 Jul 2025

Most dairy foods linked to neutral or better health but yogurt stands out for real benefits

A major scoping review of recent systematic reviews and meta-analyses finds that most dairy products are either neutral or modestly protective for heart, cancer, metabolic, and mortality outcomes in adults. Yogurt and other fermented dairy consistently show the strongest health associations, while some risks remain for specific cancers.

28 Jul 2025

Malnutrition crisis deepens in the Gaza Strip

Malnutrition is on a dangerous trajectory in the Gaza Strip, marked by a spike in deaths in July.

28 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

Hemp seeds: The surprisingly complete protein hiding in plain sight

Researchers reviewed the nutritional and functional potential of industrial hemp seeds, highlighting their complete protein, healthy fat, and fiber content. The review outlines how processing innovations and market forces could make hemp a leading ingredient in plant-based and functional foods.

24 Jul 2025

KFF Health News' 'What the Health?': Here come the ACA premium hikes

Much of the hubbub in health care this year has been focused on Medicaid, which faces dramatically reduced federal funding as the result of the huge budget bill signed by President Donald Trump earlier this month.

24 Jul 2025

Tribal health officials work to fill vaccination gaps as measles outbreak spreads

Cassandra Palmier had been meaning to get her son the second and final dose of the measles vaccine. But car problems made it difficult to get to the doctor.

24 Jul 2025