Bilingualism has been linked to delayed symptoms of Alzheimer's disease once diagnosed with mild cognitive impairment, due to being more resilient in dealing with neurodegeneration.

A molecular switch that controls the immune system may be useful for reducing inflammation and age-related disease. The NLRP3 inflammasome can be switched off by the protein SIRT2 to lower inflammation.

The compound indole, found in cruciferous vegetables like kale, cabbage, broccoli, and cauliflower, fights inflammation in non-alcoholic fatty liver disease, which is 7-10 times more common with obesity.

Night shift workers have increased risk of developing sleep disorders and metabolic syndrome, which increase risk of heart disease, stroke, and type 2 diabetes, likely due to disrupted circadian rhythms.