The difference between sadness and depression is that the latter have already configured a disease, under the sadness remains through a series of symptoms and the life of the person revolves around these issues.
The depression is a disease or psychological illness characterized by that the person is in a deep low mood or anxiety. This condition is chronic to the extent that it is a situation that continues over time, at least six months and in addition, characterized by a series of symptoms that accompany this state of low mood.
For its part the sadness is normal mood, which is part of moods that can have a person. Being sad is a reaction to particular situations or situations that are not identifiable. It often happens that sadness responds to a duel, a loss or even weather conditions. Sadness and depression are contact points that depression is characterized mainly by a state of sadness and / or chronic stress over time.
To ascertain whether there is a depression or sadness main thing is:
* Know how long it has remained in a low mood,
* What activities carry out the person,
* What are your thoughts and verbalizations about life and your current situation.
It is good to note that the depression may be normal even when responding to a loss or part of a duel, but will be somewhat pathological when the person can not get out of that situation and get on with life as normal.