Essay - The Effect of Environment on Memory Recall: Light Therapy Experiment...

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***** therapy is becoming increasingly acknowledged to have an impact on various conditions known ***** mankind. For example, light therapy ***** ***** being used in assist*****g shift workers who have difficulty sleeping to reestablish their circadian rhythm following ***** work and swing shift work. Light therapy has been used and shown effective in treating what is commonly known as the 'winter blues' or depression that is related to cold weather and reduced natural ***** in the environment. This study examines light therapy in relation to the impact ***** this therapy ***** on the *****dividual memory recall.


Because light *****rapy is so very effective in treatment of such a wide r*****nge of d*****eases and conditions, light also must play a role ***** the individuals' memory recall **********, brighter light will result in better ***** recall among a group of individu*****ls as compared ***** a group ***** individuals who are recalling events from memory in darkened or muted light.


The methodology in the study reported in ***** work is of a qualitative study conducted with ***** experimental and control group. Qualitative analysis is utilized in this particular study because the data provided by participants is descriptive ***** nature and therefore, the method of analys***** in this study is *****terpretative in nature.

The forty participants in this ***** were split into two groups for ***** purposes ***** this experiment. The first group went outside for approximately twenty minutes and the second ***** remained inside a ***** classroom. The participants in each group were asked to write about a childhood *****. ***** participants writings concerning ***** memory were reviewed ***** ***** researcher and an assistant and the responses to the subject the participants were asked about were analyzed according to the details provided as the ***** described *****ir ***** from childhood and according to the adjectives or descriptive words ***** which included that *****:

1) color;

*****) smell;

*****) texture;

4) temperature; and 5) feelings.


***** were 40 participants in ***** study all of whom were ***** ***** age eighteen years or older.


***** work of Bersani, et al (2008) entitled: "Pilot Study Of Light Therapy And Neurocognitive Performance ***** Attention And Memory in Healthy Subjects" relates a ***** with the purpose of *****vestig*****ting whether light therapy improved healthy subjects' neurocognitive performance of attention, memory, and language." (Bersani, et al, 2008) This study reports ***** ten subjects ***** treated ***** bright ***** for five days ***** a ***** group of ***** individu*****s received no treatment. Assessment was conducted with a "battery ***** neurocognitive tests ***** included the following:

Strooper Colour Word Interference Test

The Verbal Fluency Test;

The Story Recall Test; and The Words Pairs ***** Test." (Bersani, et al, 2008)

Analysis in this study showed "improvements in cognitive scores in both groups, although on all the cognitive ***** the mean difference scores between baseline ***** endpoint were significantly larger in the light-treated group. These preliminary results suggest


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