Only the fourth meeting between people begin a strong romantic relationship. Love at first sight does not exist, according to biologists from Washington.
In the study, experts from the Institute of applied biology in Washington examined the brain of young people at all stages of Dating with the opposite sex. It turned out that the first two or three dates there is no "chemistry" in the human nervous system practically does not occur.
These feelings are usually too weak to call them at least love. Takes the brain some time to process the emotions. Only then the sympathy grows into more serious feelings. This usually occurs only on the fourth or fifth date. Then love is born.