The most common symptoms are feelings of sadness, anxiousness, hopeless, emptiness, helplessness, guilt, worthlessness, irritability or restlessness, dissatisfaction with one's life, suicidal tendencies, etc. Therefore, if you know someone who is suffering from these symptoms, it is very important to help them get out of it. But you need to know how to help someone with depression, as these people are at a very sensitive stage in their lives.