This results in changes throughout the body. Salivation decreases Digestive activity decreases Clear thinking decreases All these changes serve to prepare us to deal with danger by fighting or running away. Some of these changes also occur with other intense emotional experiences such as love and lust. Our emotional states also have a behavioral component. While biological reactions may be similar between individuals experiencing the same emotion, their behaviors may differ.
Some people get into fights when angry, others tense muscles and get headaches.
Over time, each of us develops patterns of behavior to deal with different situations. These are often learned through operant and classical conditioning. Not only does an angry person usually behave differently than a person who is in love, we can learn exhibit behaviors when faced with emotional situations. Our emotional states also have a cognitive component. To be afraid one has to perceive something as frightening.