Age-related macular degeneration (AMD or ARMD) is the most common cause of vision loss in those aged over 50. It causes a gradual loss of central (but not peripheral) vision. Central vision is needed for detailed work and for things like reading and driving. The disease does not lead to complete blindness.
Definition of Dissonance Dissonance is the use of impolite, harsh-sounding, and unusual words in poetry. In other words, it is a deliberate use of inharmonious words, phrases, or syllables intended to create harsh sounding effects.
Cognitive dissonance is a very powerful motivator which will often lead us to change one or other of the conflicting belief or action. The discomfort often feels like a tension between the two opposing thoughts.To release the tension we can take one of three actions: 1  Change our behavior.his is the feeling of uncomfortable tension which comes from holding two conflicting thoughts in the mind at the same time. Dissonance increases with: 1  The importance of the subject to us. 2  How strongly the dissonant thoughts conflict.