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


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THE EFFECT OF ENVIRONMENT ON MEMORY RECALL: LIGHT THERAPY EXPERIMENT

INTRODUCTION

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

HYPOTHESIS

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

METHODOLOGY

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

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

1) color;

*****) smell;

3) texture;

*****) temperature; and 5) feelings.

SAMPLING/PARTICIPANTS

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

LITERATURE REVIEW

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

Strooper Colour Word Interference Test

***** Verb***** Fluency Test;

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

An*****ysis in this study showed "improvements in cognitive scores ***** both groups, although on all the cognitive tests the mean difference ***** between baseline and endpoint were significantly larger in the light-treated group. These preliminary *****s sugge*****t

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