The GENUS technique studies how light and sound strengthen the brain's gamma rhythm and improve memory. Mice exposed to flickering light at a certain frequency had less buildup of amyloid and tau proteins.

The antioxidant properties of the alder bark show promise for ant-aging and fighting disease. The natural compounds in alder bark can slow down oxidation and destroy free radicals, thus slowing down the aging process.

Technology used for solar power may be able to detect and attack cancer cells. Light-activated fluorescent dyes may be able to be used in diagnosis, image-guided surgery, and tumor treatment.

A study found that a high fiber and yogurt diet was linked to a lower risk of lung cancer. People in the highest quintile of fiber and yogurt consumption had a 33% risk reduction.