Researchers say that the studies and research are focused on investigating the effect of chewing gum on focus, alertness, concentration, situational stress, weight control and oral health. According to them, the study is really meaningful and should raise interest in parents “when related to small steps that can lead to better academic performance.”

　　The new study is being built on previous research that was conducted in a laboratory setting and showed that gum chewing can help reduce stress, improve alertness and relieve anxiety. The current findings, for the first time,

　　provide a possible role for chewing gum in helping to improve academic performance in a “real life” classroom setting.

　　A surprising finding — chewing gum results in 1.

　　________

　　Ⅰ.

　　Purpose of the study:

　　To investigate the effect of chewing gum on focus, alertness, concentration, situational stress, weight control and 2. ________.

　　Ⅱ. The research:

　　◆ Researchers: Craig

　　A. Johnston and 3. ________

　　◆ Participants: 4. ________ eighth­grade students aged between 13 and 16 years

　　◆ Contents:

　　◆ Results:

　　● Gum­chewers' math scores increasing by

　　8. ________ on the Texas Assessment of Knowledge and Skills achievement test

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