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

***** therapy is becoming increasingly acknowledged to have an impact on various conditions known ***** mankind. For example, light therapy is ***** being used in ass*****t*****g shift workers who have difficulty sleeping to 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 ***** cold weather and reduced natural light in the environment. This study exam*****es light therapy in relation to the impact ***** this therapy ***** on the *****dividual mem*****y recall.

HYPOTHESIS

Because ***** *****rapy is so very effective in treatment of such a wide range ***** diseases ***** *****, light also must play a role in the individuals' memory recall **********, brighter light will result in better ***** recall among a group of individu*****ls as compared to a group of individuals who are *****ing 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 *****. Qualitative analysis is utilized in th***** particular study because the data provided by participants is descriptive ***** nature and therefore, the method of analysis in this study is ********** in nature.

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

*****) color;

2) smell;

*****) texture;

4) temperature; and 5) feelings.

SAMPLING/PARTICIPANTS

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

LITERATURE REVIEW

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

Strooper Colour Word Interference Test

The Verbal Fluency Test;

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

An*****ysis in this study showed "improvements in cognitive scores in 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 results suggest

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