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 c*****ditions 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 shift work and swing ***** work. Light therapy has been used and shown effective in treat*****g 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 mem*****y recall.


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


The methodology in the ***** reported in this work is of a qualitative study conducted with ***** experimental and control group. Qualitative analys***** is utilized in th***** particular study because the data provided by participants is descriptive in nature and *****, the method of analysis in 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 ***** the second group remained inside a ***** cl*****sroom. The participants in each group were asked to write about a childhood memory. The p*****rticipants writings concerning *****ir memory were reviewed ***** the researcher and an assistant and the responses to the subject the participants were asked about were analyzed according to the details provided as ***** participants described their ***** from childhood and according to the adjectives or descriptive words used which included that *****:

1) color;

*****) smell;

*****) texture;

4) temperature; and 5) feelings.


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

***** REVIEW

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

Strooper Colour Word Interference Test

The 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 ***** both groups, although on all the cognitive tests the mean difference ***** between baseline ***** endpoint ***** significantly larger in the light-treated group. These preliminary results suggest


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