Where is the 3-second rule in life?

The human brain cannot respond to complex external things at the same time. It takes about 3 seconds for objective things to act on the brain and make it react, so it is easy to make mistakes when the reaction is less than 3 seconds, and it is redundant when the reaction is more than 3 seconds. Our perception of "this moment" often lasts about 3 seconds. The brain's perception of external things will be readjusted every three seconds, referred to as the "3-second rule".

Many basic physiological activities, such as deep breathing and some functions of the nervous system, last for 3 seconds;

Scientists recorded the spoken language of 14 languages in the world. After analysis, it is found that every speaker has to make a short pause every three seconds, even when reciting poems.

Shake hands, touch children's intimate expressions, wave goodbye and other action rhythms. Is 3 seconds or multiples of 3 seconds;

When a photographer takes a picture, the time of a picture is usually close to 3 seconds or its multiple;

In the track and field competition, the time interval from issuing the preliminary order to starting is about 3 seconds;

The traffic lights change from yellow to red with an interval of 3 seconds, allowing drivers to brake calmly;

The music of Mozart and Beethoven also follows the rhythm of 3 seconds, so it sounds very pleasant;

Psychologists in the United States have studied more than 1000 dating objects and found that when they meet for the first time, most people will make a decision whether to continue their relationship within 3 seconds;

Advertising shots with a time of 3 seconds or multiples of 3 seconds have the best viewing effect.