Health

Among adults in the U.S., diets with about 50% carbs were associated with reduced mortality risk, whereas low- and high-carb diets (less than 40% or more than 70%) were associated with higher risk. This risk increased when carbs were replaced by animal fat or protein, and decreased when replaced with plant-based foods.

When one member of a couple commits to losing weight, there is a higher chance that their partner will lose weight as well, regardless of whether they participated in a formal program or in self-guided weight loss.

Seniors who received free bus passes in England reported greater overall well-being, in part due to less social isolation and more physical activity.

Journal of Transport & Health

Life expectancy is higher in U.S. counties with high population densities and mixed land uses compared to sprawling counties with low population densities and uniform land use.

International Journal of Environmental Research and Public Health

Health

Sleeping with an artificial light on at night, such as a lamp or television, was associated with an increased risk of weight gain of at least 11 pounds and obesity in women.

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Sleep

In both low- and high-income countries, increasing body-mass index (BMI) between 1987 and 2017 rose faster in rural areas than in cities. This challenges the common belief that the global obesity epidemic is driven primarily by urbanization.

For first-time mothers, inducing birth at full term (39 weeks) was related to fewer cesarean deliveries, lower occurrence of high blood pressure, shorter hospital stays, and slight reductions in pain during birth compared to waiting for spontaneous labor to occur post-term.

Health

More sedentary behavior is associated with increased anxiety.

Journal of Affective Disorders

Eating more fish or supplements high in omega-3 fatty acids may reduce the risk of sudden death from cardiac events in men, including men without a history of cardiovascular disease.

New England Journal of Medicine

Stress increases the risk and worsens the outcome of heart attack and stroke in adults who are already susceptible to cardiovascular disease. However, it is a less important factor than smoking or obesity.

Nature Reviews Cardiology

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