If you want to sharpen your brain try some of these which you find useful and interesting for you at least one month and then see the results. After seeing positive result continue one year you will completely different person. Your confidence will improve, you will be able to talk very impressive and effectively, your memory, concentration and speed will also surprise you. You will be happier in your life, you will have satisfaction, you will spread positivity and happiness among people around you. In short, you will fall in love with yourself …… Once Again.
Play brain/ mind games
Play sudoku, chess
Solve Aptitude and improve Mathematical and logical thinking
Learn memory improvement techniques
Improve your concentration
Read good novels
Take interest in current issues in the environment.
Learn coding and apps development.
Spend some time with your hobbies.
Play some sports.
Develop problem-solving attitude
Learn thought and emotions management and Develop EQ and SQ