[ Thanks to Sakshi
Garg for this link. ]
“Many people think you can tell a lot about a person’s
subconscious thought by measuring various bodily functions
including heart rate, blood pressure, and muscle tension (think
polygraph machines).”“Whether you believe that biofeedback technology is cutting
edge, interesting to ponder, or just a lot of hooey, there are a
few biofeedback apps for Linux users who want to explore the
concept.”