A large study in the UK found that physical activity was linked to a 51% reduced risk of prostate cancer. The study didn't measure actual activity, but rather the genome variations associated with it.

A set of 373 proteins measured in plasma was able to predict age with accuracy, within 3 years. Those whose predicted age was lower than actual age were healthier for their age.

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.