Sound noise degrades human memory

Scientists at Louisiana State University recently published a study showing that listening to disturbing sounds can affect people's perceptions , including memory impairment and distracting.

>>>Sound pollution threatens Europe

In four different experiments, the participants were college students and middle school students, were shown some words on the computer screen and instructed to remember these words in the correct order. When these people read the words on the screen, they also wear headphones and hear words that have nothing to do with the content being remembered on the screen.

The results then showed that the memorization ability of the participants reduced an average of 10%, particularly for the group of middle school students, the results of memorization even decreased by 30%.

This conclusion of scientists at Louisiana State University is also a proof that at the same time doing many things will reduce the concentration and productivity of people.

Psychology professor Emily Elliott at Louisiana State University said: "Our research has shown that a person who does many things at the same time will have to trade, even if they are not aware of this. they have to trade for a shorter time to complete the job or make more mistakes in their work ".

A 2010 study by Workplace Options, an organization that supports workers' services, has shown that taking on many jobs at the same time has caused the United States to lose about $ 650 billion annually due to productivity. impaired.