Dentists, psychologists, and neurologists in Sweden and Norway are cooperating on the Betula Project of aging, memory, senility and health.
They discovered that there is a link between tooth loss and memory loss:
Tokyoflash Treasure Hunt - Win a Tokyoflash Watch of Your Choice!
Going on right now: Tokyoflash Treasure Hunt #26. Win a Tokyoflash watch and neat stuff from the NeatoShop. It's fun and easy to play: Link