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A meta-analysis of 20 observational studies found that women with the highest soluble fiber consumption had an 8% lower risk of breast cancer, which is found in beans, nuts, oats, apples, and berries.

Muscular weakness is linked to type 2 diabetes; using a grip strength test may be an easy and non-invasive way to screen patients who are at risk of developing diabetes.

In a study of genetic data of almost 700,000 individuals in the UK, Finland, and Japan, genes for high blood pressure and obesity were the strongest risk factors for reduced lifespan.

A study using an animal model of obese females found that the group consuming 5% of calories from coconut oil had reductions in cholesterol, blood sugar, fatty liver disease, and belly fat.

Intestinal microbes are thought to be involved in the development of Alzheimer's disease through the gut-brain-microbiota axis. Gut dysbiosis leads to the release of pro-inflammatory mediators.

Long-term exposure to air pollution was linked to dementia, especially in people with heart failure, ischemic heart disease, and stroke, which all enhanced the link between pollution and dementia.

A high-salt diet led to severe bacterial infections in mice and immune deficiencies in humans, at about 6 grams of salt (equivalent to 2 fast-food meals), through increased glucocorticoids.

A large study has found that taking a daily, low-dose aspirin does not significantly reduce the risk of dementia, Alzheimer's disease, or cognitive decline, compared to a placebo.

Higher daily step counts, but not step intensity, is linked to reduced all-cause mortality. Taking 8,000 steps was associated with a 51% reduced risk; 12,000 steps was linked to a 65% reduced risk.

Bedtimes that vary by more than 30 minutes per night led to an increase in resting heart rate (RHR); both lack of sleep and increased RHR are linked to increased risk of cardiovascular disease.

Extracts from the seeds of the melinjo tree, which is a traditional fruit in Southeast Asia, has been shown to stimulate adiponectin production, which is a hormone that can improve metabolic markers.

A study of older adults found that those who maintained higher physical activity as they aged had lower risk of mortality, disability onset and hospitalization. Adults tend to become more sedentary with age.