A new vaccine is in the works to remove the amyloid plaque and tau protein accumulation in the brain, which are the hallmarks of Alzheimer's disease; testing in mice has shown promise.

Cardiorespiratory exercise using an stationary bike that increased peak oxygen uptake was shown to increase total brain volume and gray matter volume, both of which are related to cognitive decline.

For most diseases, genetics only play a 5% role in the risk of developing them. The majority risk comes from environment, lifestyle, metabolism, and viral or bacterial exposure.

Autophagy is a cellular recycling process that eliminates damaged cells and slows down aging. Most anti-aging interventions involve the enhancement of autophagy in some way, including caloric restriction.