Biofeedback is a tool that helps individuals visualize how their biological systems work. For example, software can show individuals what their heart is doing and how basic changes in their breathing can influence their heart beat and overall health.
A hard copy is a document that is printed on paper. A soft copy is one that is saved as a document, PDF, or other format on a computer or other memory device. It can only be viewed on a computer. 15 people found this useful.
Soft copy is a copy which you can read only on computer which you can not see otherwise. Hard copy is a print out which you can see physically. Open_Mind Â· 1 decade ago