Two recent studies conducted by K Innes et al found that two simple mind-body practices—Kirtan Kriya meditation and a music listening program—may not only improve mood, sleep, and quality of life, but may also boost cognition and help reverse perceived memory loss in older adults.
Source: The Journal of Alzheimers Disease. doi:10.3233/JAD-160867 and The Journal of Alzheimers Disease. 2016;52[4]:1277-1298