The second effect stage of depression may display as eating disorder and sleeping disorder, and the person might or might not notice it. Studies show one defining feature of depression shows weight changes or apatite changes it could cause significant weight changes and it can even lead to physical problems. A good example from Burt Sorkey was one college student, named Sarah Shcherbinina, who has been suffering since she was a child but she had never known she had depression, she had never even heard of the term until her Mom took her to see doctor Sorkey. One of the episodes of her depression was she often had a lot of food for each mean, there is excess desire for food and she did not know why, and also he would have snacks every now and then, sometimes even three o'clock in the morning. From time to time she would walk on the street back and forth without reaching to her destination. One person from England who is experiencing depression due to stress described when he finishes work he would just go home to eat and watch TV. After one month and a half he became gain twenty pounds weight at the same time he would just be lying on bed and could not fall asleep. He described:" It was just like I was standing there the whole world is moving without me." He said .
Constant negative thought patterns may cause the most severe effect of depression which is the peak stage that is self-harm, and furthermore there are people who would even consider committing a suicide. This not only covers general public, but also includes celebrities, minority group and military people. One interview with Drew Carey from Access Hollywood Special he recalled "The first time I tried to hurt myself was a serious attempt, I would scratch myself and until I breed. I was eighteen and I was in college I was really depressed and worried about things, I couldn't straight out in my head. I remembered I went to Fraternity party, everybody was meeting new friends and I wondered why they were happy, why they are having a good time.