You might be able to connect to the "Doctor Within" each of us, using the Ideomotor Response! - Try this below....
Arduino Controlled Ouija Board - If you're looking to chat with those on the "other side," - https://www.sparkfun.com/news/1631?utm_source=SparkFun+Customer+Newsletter&utm_campaign=005078f568-StandardNewsletterOct27-31&utm_medium=email&utm_term=0_fa5287abaf-005078f568-60600153
Disclaimer - Article is for information only and is not medical advice.
