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 m*****kind. For example, light therapy is ***** being used in assisting shift workers who have difficulty sleeping ***** reestablish their circadian rhythm following shift 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 exam*****es light therapy in relation to the impact that this therapy h***** on the *****dividual mem*****y recall.

HYPOTHESIS

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

METHODOLOGY

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

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

*****) color;

2) smell;

3) texture;

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

SAMPLING/PARTICIPANTS

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

***** REVIEW

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

Strooper Colour Word Interference Test

***** Verbal Fluency Test;

***** Story Recall Test; and 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 ***** the mean difference scores between baseline and endpoint were significantly larger in the light-treated group. These preliminary results suggest

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