Going on a silent retreat may be one way to care for your mental health, but for those intimidated by sitting in stillness, the good news is, silence isn't always golden.Former world champion kickboxer Akeomi Nitta says just as the body needs stimulation to prevent physical decline, the brain needs stimulation to prevent cognitive decline, and martial arts training is an opportunity to achieve both at once."Kickboxing is a full-body workout that engages every muscle group in your body. Of course, the physical benefits are thrilling, but the mental rewards you reap are even greater," says Ni…READ FULL ARTICLE