The largest study of its kind (386,258 coffee drinkers) found no evidence that moderate coffee consumption can cause cardiac arrhythmia (abnormal heart rhythms.)

Mice having protein at breakfast had a 17% increase in muscle growth compared to animals who ate more protein at dinner, showing the effects of chrononutrition — eating based on circadian rhythms.

Brain scans of middle-aged adults shows that spending more time outdoors significantly boosts gray matter in the prefrontal cortex, responsible for planning, executive functions, memory, and attention.

The Nordic diet includes foods consumed in Nordic countries — Norway, Denmark, Sweden, Finland, and Iceland — like berries, fish, vegetables, legumes, dairy, whole grains, herbs, and spices.