In depression , a person experiences a low feeling characterized by symptoms of being unhappy, sad, disappointed, or miserable. It is of course normal to have such feelings for a short duration in the normal course of life. But when these feelings continue for a prolonged period and get in the way of a person's normal way of living, they move into the realm of what is depression . Depression Depression is a mood disorder that combines such feelings as those of being lost, sad, angry, and frustrated over a long period without a valid reason being present. It is normal to have times when you experience all of these feelings as life throws things at you, but not for these feelings to continue for prolonged periods. What is Depression Like? Depression is not an all or nothing occurrence. It can range from mild to severe. Some of the symptoms used in assessing the severity of depression include abnormal amounts of sleep, changes in appetite, changes in weight, and the amount of fatigue...
An intrusive thought is an unwelcome, involuntary thought, image, or unpleasant idea that may become an obsession, is upsetting or distressing, and can feel difficult to manage or eliminate. (source: Wikipedia ) Common examples of intrusive thoughts include unwanted, intrusive thoughts about the safety of oneself or others, causing distress, and thoughts of performing dangerous actions. These thoughts may lead to negative behaviors, which may increase vulnerability to future experiences of trauma. Intrusive thoughts have been linked to recent life stress, sleep deprivation, prior anxiety, and childhood abuse. The state of depression , suicidal ideation, or anxiety may also be caused by the release of stress hormones. Analysis of studies in subjects who had experienced prolonged periods of post-traumatic stress disorder (PTSD) found that intrusive thoughts and flashbacks are associated with greater than 50% of symptoms, especially memory fragmentation. Intrusive thoughts often occur ...