Hearing a song from our teenage years lights up our brain like a Fourth of July fireworks show. The perfect storm of raging hormones, significant neurological development, and strong emotions, tie memories and songs together.

As life progresses, there is not the same dynamic happening in our bodies and the ties are not as strong. Doctor's us music to bring back memories of youth to Alzheimer's patients by playing songs from the Top 100 charts of their youth. The area of the brain that stores these memories is some of the last to be affected by the disease. The patients can regain some awareness and enjoy walking down memory lane.