Major Depressive Disorder - When people use the terms depression or clinical depression, they are generally referring to major depressive disorder. Major depressive disorder is a mood disorder characterized by a depressed mood, a lack of interest in activities normally enjoyed, changes in weight and sleep, fatigue, feelings of worthlessness and guilt, difficulty concentrating and thoughts of death and suicide. If a person experiences the majority of these symptoms for longer than a two-week period, they may be diagnosed with major depressive disorder.

The latter type, sometimes referred to as 'clinical depression', is defined as 'a persistent exaggeration of the everyday feelings that accompany sadness'.

A few years back it was only assumed to be a disease that aged people used to have. But with passage of time more and more youth have been found victim of depression who carry one or other depression symptoms.Depression is a disease that is increasing more and more in youngsters too these days.

Depression is a common mood disorder that is often associated with drug and alcohol addiction. Characterized by extreme sadness, people with depression may have trouble functioning because they cannot concentrate and have no energy.

Depression may take many forms and to get rid of it you should know the initial cause of it. Sometimes a person just does not realize that all he needs is rest. And depression is his subconscious want of some time off.

The words "I'm depressed" became very common among many people as an answer to the question about their well being, including the intention for only describing a bad mood or when something goes wrong. Every person feels depressed every once in a while, but feeling of depression and depression illness are two different situations that should be distinguished.

Someone with chronic depression may contemplate suicide. Depression is a prolonged feeling of unhappiness and gloom. The condition can range from a short spell of "the blues" to chronic long term sadness, which may have its start or be exacerbated by events in a person`s life, such as a death in the family, divorce, retirement or childbirth.

There are more then ten million Americans who have an allergy to pollen alone, this is about one in every five people in the United States. Allergy suffers have a disorder in their immune system, this is what makes the symptoms.

Who is susceptible to depression? The answer to that is everyone - men, women, children, and the elderly. This illness does not play favorites. It is true that women, on average, are twice as likely to be diagnosed than men; however, men are less likely to seek out treatment. Men tend to commit suicide about four times more often than women. The elderly are another largely untreated population. Their symptoms are often just written off as a result of old age. This is not always the case.

Attention Deficit Hyperactivity Disorder is really a disorder that combines hyperactivity with the failure to sustain focus. It doesn't mean that each active kid is hyperactive nor does it mean that any youngster that occasionally has focus lapses has ADHD.