9781422280096
C hapter 1
B iofeedback
A biofeedback device placed on the finger uses sensors to read a person’s vital statistics.
freaky PHENOMENA
10
Made with FlippingBook Learn more on our blog
C hapter 1
B iofeedback
A biofeedback device placed on the finger uses sensors to read a person’s vital statistics.
freaky PHENOMENA
10
Made with FlippingBook Learn more on our blog