Maybe you don't know, every day, our brain loses thousands of cells. Keeping the brain busy with exercise can help strengthen memory and slow down memory loss. The brain is crucial because it regulates the actions of all the other organs. Building one's mental arsenal and skillset is crucial. Foodle is a great way to challenge your brain every day with puzzles and word guessing games. Games of a "intellectual" nature, such as chess, Chinese chess, puzzles, word games, etc., are excellent tools for learning to retain information and expanding one's vocabulary. Difficult and rare words are stored in different parts of the brain than common words, and if they aren't used frequently, they might be lost as we age. Reading a tough book with unknown terms is a great way to revitalize and reorganize your brain because of the process of repetition.