What Causes Depression

If a mother has depression and anxiety, then, their babies will have 25% chance of developing depression. When mother and father both have depressive disorders, then their is 50% chance of causing depression in their newborns. 
 

Depression is the most common mental disorder worldwide and is caused by variety of factors which are: 
 

Brain Changes: Structural changes in the brain areas like hippocampus, that is important for memory can cause imbalance in the chemicals like serotonin, dopamine that can lead to symptoms of depression. 
 

Genetics: Studies show that if a mother has depression and anxiety, their babies have a 25% chance of also having depression. If both parents have depression, the chance for their babies to have depression increases to 50%. 
 

Hormones: Depression is also caused by decrease in level of chemicals that are important for brain cells communications such as: serotonin, norepinephrine, dopamine, gamma –aminobutyric acid (GABA) and others. 
 

Stress: Depression is directly caused due to both types of stress that is negative stress, and positive stress. negative stress includes losing loved one, losing job and getting divorced, while positive stress includes preparing for a wedding, or moving to a new city. 
 

Childhood trauma: Children who face childhood difficulties such as mental and physical abuse, separation of parents, or death of parents, have higher chance of developing depression. 
 

Chemicals use: synthetic chemicals like food preservatives and additives, pesticides used and polluted air and water can disturb the balance of hormones that regulates brain and body functions are increasingly found to cause depression. 
 

Natural disasters: Disasters like earthquake, flood, fires, and bomb blasts can cause severe depression in individuals. 
 

Other factors like: noise pollution, peer pressure, education, religious beliefs, behavioral patterns can also lead to development of depression. 
 

Source:-Iyer, K., & Khan, Z. A. (2012). Depression: A review, Research Journal of Recent Sciences. 
 

Source2:-Bembnowska, M., & Jośko-Ochojska, J. (2015). What causes depression in adults?. Polish Journal of Public Health, 125(2), 116-120. 
 

Disclaimer:-This information is not a substitute for medical advice. Consult your healthcare provider before making any changes to your treatment.Do not ignore or delay professional medical advice based on anything you have seen or read on Medwiki.

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