Symptoms: -Changes in sleep, -changes in appetite, lack of concentration, loss of energy and interest, hopelessness, physical aches and pains.The causes of this might be genetics, trauma, brain structure, drug and alcohol abuse.
3 types of treatments: Self help and support groups. Sometimes you either want to try and help yourself. Sometimes you don't want to fight it alone and you would rather have another person or a whole group with you.
Medication: For 2 to 4 weeks to begin and start helping you. Then you must take up to 12 weeks.
Therapy: It focuses on improving problems that occur in your personal relationships which could be contributing to a person's sadness