1- Feeling anhedonia , which means that having no joy from life or from anything for long periods.
2-In depression phase a patient may experience decreasing interest for the activities that is used be enjoyed before. Moreover it is common to see breaking relation with family members and friends.
3-In this period, appetite of the patient significantly decrease and patient can lose weight in an unhealthy way.
4-Feeling always exhausted is very common in this period of the bipolar disorder.
5- With the effect of decrease on appetite and feeling exhausted, in this phase, patients are tend to speak slowly and as less as possible.
6- It is not surprising that to observe memory problems or focus problems in this phase.
7-Just like in normal depressions, patients are tend to think about suicide or have preoccupation of thoughts with death