There are some factors which are associated with depression and may be causes of depression in some cases. Some of those factors are:
- A medical condition, such as an underactive thyroid
- An illness or chronic pain
- Divorce or breakup of a relationship
- The death of someone close to you
- Loss of income or job
- Childhood abuse or neglect
- Loneliness
There are many effective ways to deal with depression, including talk therapy.