Higher levels of physical health and mental effectiveness can be achieved with the assistance of feedback tools.
Powerful teaching techniques have been developed over the past twenty years, to converge with advances in physiological monitoring tools.
Monitoring devices--each with its own specific uses-- range from simple to complex.
Fingertip thermometers measure increased blood flow to the fingertips or toes, an indicator that the student is learning to roll back stress and voluntarily relax the cardiovascular system.

At the other end of the spectrum, EEG sensors and PC-based neurofeedback programs are being used in clinical settings to help children with ADD and ADHD to strengthen their ability to focus mental attention.
Now even in the home, for nonmedical uses, sophisticated wireless EEG neurofeedback programs to enhance creativity--such as SoftForce--are being developed by companies like Dendrite Forest, Inc.