

People play it online, they play it in newspapers, and they play it while they’re bored on an airplane. Sudoku keeps your brain active and can help with fighting against Alzheimer's and dementia.Sudoku has become a very ubiquitous game in our world. Constantly learning and applying new techniques may help you with logical thinking in solving problems in your day-to-day life. Sudoku can offer new ways to look at problems, and pushing yourself to try more difficult puzzles means you must start using new problem solving techniques. Although you may take notes of number candidates for each square, you may need to do this less with practice as you remember the number of options yourself. Sudoku puzzles can be a valuable tool to boost your memory skills, as you constantly need to think of which strategies are best and how to use them. Sudoku is an excellent tool for this as it requires a problem-solving mindset. We all know physical exercise is vital in boosting your health and stimulating your body, but it's also essential to stimulate your mind. Sudoku requires a lot of concentration and logical thinking, so practising your focus by completing these puzzles can also help improve your concentration skills. Here are some things Sudoku can positively impact on your life and brain health. Sudoku is not only a useful technique in helping with psychiatric disorders, but it can also help with day-to-day brain function. For example, studies by the National Library of Medicine have shown that both the lateral and medial prefrontal cortex regions are activated during a Sudoku task, meaning you can use Sudoku for cognitive remediation training. Sudoku has many different benefits for your brain health and cognitive functioning.

The swordfish technique is an even more advanced version of the x-wing strategy, using the same idea but with three sets of squares instead of two.

So, for example, if you have a row with the same options in two spots and another row mirroring this, you can eliminate similar options in the columns passing those spots. This is a more advanced technique for eliminating options, using two parallel rows or columns rather than blocks.
