Respuesta :
feelings of sadness, hopelessness, and despair loss of ability to concentrate, sleep, or perform at school or work repeated thoughts of death and suicide.
Hope this helps.( :
Well some of the symptoms of clinical depression are loss of interest in things liked before, excessive loss or gain of sleep, always down or angry, appetite may change, energy-loss, concentration issues which may lead to worsened grades. And in some cases thoughts of suicide may occur.