Using permanent hair dye or chemical hair straighteners is linked to a 9% higher risk of breast cancer. African-American women who used the dyes every 5-8 weeks had a 60% increased risk.

Time-restricted eating (all calories consumed within a 10-hour window) can help treat metabolic syndrome by reducing blood sugar, total cholesterol, abdominal fat, and blood pressure.

Inflammation in brain drives neurodegeneration like Alzheimer's disease by the alteration of tau proteins, which compromises cell stability and kills neurons via the NLRP3 "inflammasome".

Poor oral hygiene leads to increased bacteria and inflammation, which raises risk of atrial fibrillation and heart failure. Brushing teeth 3 times per day was linked to 10% lower risk of these heart problems.