The singing voice is the greatest of all musical instruments, with a range and tonal quality that far surpasses any other musical instrument. Studies have shown that memories induced while singing remain forever, while the ability to speak can deteriorate with age, and be destroyed completely by illnesses such as dementia and Alzheimer’s. It appears that the part of the brain which processes music is different to that part which processes speech, and while the power of speech may be lost, the ability to remember and enjoy music will always remain.
In addition singing lowers the heart rate, decreases blood pressure, and reduces stress. It has been linked to an enhanced immune system and feelings of well-being, whereas simply listening to music is not.
Seniors who actively sing as part of a choir reported enhanced feelings of relaxation, mood and confidence while singing which carried over into their daily lives. Their voice quality was better and did not age as much as non-singers, they could breathe easier and had improved lung capacity, they had better posture and higher energy levels. In addition these singers on average reported:
• Fewer doctors visits;
• Less eyesight problems;
• Less depression;
• A need for less medication;
• Fewer falls and other injuries.
People with severe dementia are often confused and aggressive when caregivers carry out normal daily tasks such as washing, cleaning teeth, combing hair, dressing. However if the caregiver sings to the patient as they do these tasks, aggression and resistance lessens and disruptive screaming ceases. Furthermore sufferers are also able to perform some of these activities for themselves.
There is considerable research which indicates that people who have lost the ability to speak can recall and articulate words and songs from just the melody. Singing has also been used to recover from slurred speech following a stroke. It is not known what singing does to cause changes in the brains of people who have lost the ability for speech, but something must change. It is like singing has kick-started their brains into action again.
Sunday, February 15, 2009
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