According to Dr. Fran Lawis in his book The IQ Answer, falling in love stimulate your brain. " The act of loving someone can be directly observed through the brain and throughout your body. Your immune system sparkle with excitement that creates a better defense against disease, and you actually gain muscular strength. Your creativity soars from the stimulation of the right brain so that even males begin to integrate their intellectual version witch creativity. " He notes that the type of love does not matter as much as the depth of feeling. "We know that newborn babies thrive when loved, while those without love tend to suffer in mental strengths....[E]evidence indicates that those who love the most gain the greatest benefit cognitively." Research has shown that falling in love raises levels of never growth for a sustained period of time, perhaps as long as a year. The hormones produce apparently help to restore the nervous system and trigger new growth.