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 ***** 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 that this therapy has on the *****dividual memory recall.


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


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

The forty participants in this ***** were split into two groups for the purposes of 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 memory. ***** participants writings concerning ***** ***** were reviewed ***** ***** researcher and an assistant and the responses to ***** subject the ***** were ***** about were analyzed according to the details provided as the participants described their memory from childhood and ***** to the adjectives or descriptive w*****ds used which included that concerning:

*****) color;

2) smell;

*****) texture;

4) temperature; and 5) feelings.


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


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

Strooper Colour Word Interference Test

The Verb***** Fluency Test;

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

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


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