There many symptoms of identify for depression but the most common would be loosing focus, concentration and continuous flow of same thoughts or events

In depression, a person have low mood, lack of interest and lethargy where as in mania, person has elevated mood and psychomotor activity.

Depression One can identify a person as depressed firstly by judging his appearance. They generally have a sad n sullen appearance with slow walk or actions. They r mainly characterised by pervasive low mood, fatigue, thots of hopelessness helplessness and worthlessness, poss of interest in daily routine and r unable to seek pleasure in pleasurable activities. Mania Person with mania is characterised by expansive and elevated mood and activity. They can also be highly aggressive. During this phase they can talk excessively, unable to sleep for few days and indulge in productive or aimless activity. There is flight of ideas and can show extreme religiosity. Predisposing factors Genetics, hormonal imbalance, stress

Hi , Mania has the following signs or symptoms: depressed mood , a feeling of jumpy or wired, more active than usual . Inflated self-esteem or grandiosity. Decreased need for sleep. A compulsion to keep talking or being more talkative than usual.Flight of ideas or racing .Excessive involvement in activities. Depression has the following signs or symptoms . Feeling very down or sad, or anxious, slowed down or restless. Having trouble falling asleep, waking up too early, or sleeping too much. Looking at a person’s symptoms over the course of the illness and examining their family history can help determine an accurate diagnosis for an effective treatment plan.

Factors can be stress and genetic Depression watch out for Sadness in mood low energy specially not liking things you liked before anxiety hopeless helplessness Mania - acting out aggression irrelevant talk big talk increased confidence delusion of being someone very big hyper religiosity

Depression and Mania are mood disorders. These are characterized by disturbances in mood or prolonged maladaptive emotional state.