Quoted from Fitsugar, Thursday (17/9/2009) The following are foods that make you can not stop yawning.
1. Nice breakfast
Sugar and simple carbohydrates may enhance energy, but can be lowered too quickly. The decrease in blood sugar that is too drastic result in limp and often yawn to get more oxygen to burn energy. Avoid sweet foods such as donuts or sugar cookies the other because it can decrease the production of chemicals in the brain keep ‘burning’.
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