Mara ... study, 24 people who fall in love with people. In 6 weeks time found that serotonin is lower than 40%, which is similar to a normal person is OCD.111-113, there would be reduced dopamine levels in the end, thinking and education around the world. Confirm that the reduction of the sense of purpose is normal.What makes her aghast seeing fisher. When each person looking for a lover. The part of the brain associated with reward and pleasure are willing to open up this space, making love in these areas, which are bright, use a chemical called dopamine, dopamine, this creates strong power. , Joy, intention and impulse to victory.Fisher has instructed that the relationship will often stop after 4 years, because it is related to the length of time that will pass parenting infants., which we feel strong feelings, turns off after 4 years of this, couples do not want to just the children to this world only. They also want the involvement. Which stands long enough to take care of the babies, they are not doing anything.
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