There are many different psychological disorders and emotional disorders with many different presenting signs and symptoms. Psychological and emotional disorders are usually characterized by: abnormal thoughts and emotions that may affect behavior and relationships with others. These conditions are some of the toughest to treat by conventional medicine, as they are not yet fully understood scientifically. While the cause of psychological and emotional disorders are unknown, Western medicine says that some contributing factors may be: hormonal imbalance, social or environmental experiences, stress, and illness. Symptoms of psychological disorders and emotional disorders vary per diagnosis, but they may manifest as physical symptoms in addition to psychological symptoms. They also may affect one’s ability to interact socially. While there are many different types of psychological and emotional disorders, the ones that most commonly seen in the United States are anxiety and depressive disorders.