Creating diagrams to connect and organize ideas to stimulate your brain.
Engaging in games such as sudoku, crosswords, chess etc can help stimulate and help your memory grow.
Learning a new foreign language can stimulate your brain with something challenging and different.
Learning something new is one way to keep your brain on its toes and continually introduce new challenges.
Engaging in fine motor skills help build hand eye coordination and sharpen brain cells.
Try to recognize every ingredient in the meal you eat and explore the different tastes.
Mindfulness meditation, in particular, is often espoused by positive psychologists for its beneficial effects.
Try switching hands while you are eating dinner or when you are trying to write something down.
Healthy behaviors included not smoking, maintaining a healthy BMI, regularly exercising, consuming lots of vegetables and fruits, and consuming a low to moderate amount of alcohol.