Study: Sugar does not improve mood, makes people more tired and less alert



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Researchers say the so-called "sugar rush" is just a myth, and drinking soda or eating a favorite sweet snack for a burst of energy can actually do the opposite.


WARWICK, United Kingdom – Devouring a jar of ice cream when you have the blues or drinking a can of soda when you feel gloomy may seem like a novelty, but do not expect to actually help yourself. A new study shows that sugar in no way improves a person's mood and may even cause an extra feeling of tiredness.

Based on data from 31 studies involving 1,259 participants, researchers sought to determine whether consumption of products containing different amounts and types of sugar could have a positive impact on mood, including level of anger, alertness , depression and fatigue. They also checked whether or not a person could perform better physically or mentally difficult activities after consuming sugar.

They discovered that the idea of ​​a "sugar rush" or a burst of energy after the consumption of food or sugary drinks was only A myth. In fact, participants were more likely to feel more tired and less alert an hour after taking sweet treats.

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"The idea that sugar can improve mood has had a great impact on popular culture, so much so that consumers around the world are consuming sugary drinks to become more vigilant or combat fatigue," says co-author Dr Konstantinos Mantantzis, London Humboldt University. Berlin, in a press release. "Our results very clearly indicate that such claims are not justified – if anything happens, the sugar will probably make you feel worse."

The authors hope that their findings will encourage more experts and health professionals to warn the public of the dangers of sugar, while ending the notion that a "sugar rush" will improve the situation.

"The increase in obesity, diabetes and metabolic syndrome in recent years underscores the need for evidence-based food strategies to promote a healthy lifestyle throughout life," said the co-author. Dr. Sandra Sünram-Lea from Lancaster University. "Our results indicate that sugary drinks or snacks do not provide a quick" fuel refill "to make us feel more alert."

The study was conducted by a team of researchers from the University of Warwick, the Humboldt University of Berlin and Lancaster University, published in the journal Neuroscience and biobehavioral exams.

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