But for it to do so, you have to train it on a regular basis. Embracing a new activity that also forces you to think and learn and requires ongoing practice can be one of the best ways to keep the brain healthy. Here is how you can get ready to train your brain: Pick one new activity. Devote your time and attention to only one additional activity, so you won't be tempted by other interests. Sign up for a class. Classes are a good way to learn the basics of any new activity, e