You'll need to include this. 1  address. 2  credit. 3  mailing. Mailling.  payment.
You're both right. Genetics play a mild role in major depression (a bigger role in bipolar disorder). Genetics may serve as a predisposing factor to depression, but the evidence is growing that depression has a great deal to do with the ongoing and repetitive interactions within the family.
Cancer is a common disease, so most families will have some members who have had cancer but that does not mean the cancer in that family is hereditary. We don't know the cause of most cancer, but experts believe that about 10% of most cancer types are due to inherited gene changes. Cancer that does not appear to be caused by inherited genes is called sporadic cancer.. It is believed that most-perhaps 90% - of all cancers are sporadic.