FRIDAY, May 9 (HealthDay News) -- Breast cancer patients are more than twice as likely to develop post-traumatic stress disorder if they have had previous mood and anxiety disorders, new research suggests.

TUESDAY, May 6 (HealthDay News) -- Recently developed types of imaging techniques enable researchers to map brain circuits and chemical systems believed to play a role in depression, bipolar disorder and other mood disorders, and may help lead to improved treatments.

I’m a survivor of two life-threatening postpartum depressions. At the time of my illnesses, there was no help for me. The great news is that, if you’re suffering from depression in pregnancy or postpartum or know someone who is, there’s help now. For the last 20 years my mission has been to educate medical and mental health professionals, and work directly with women and their families around the world to make sure they don’t suffer the way my family and I did. I’ve worked with over 15,000 women, and I’ve never met one who did not fully recover when given proper help.

THURSDAY, Feb. 28 (HealthDay News) -- Biomarkers in the blood associated with mood disorders have been identified by Indiana University School of Medicine researchers, who said the finding may change the way bipolar illness is diagnosed and treated.

The researchers analyzed blood samples from 96 patients and found varying levels of the biomarkers in participants with high or low mood states. They also found that concentrations of the biomarkers varied, depending on the severity of depression or mania or a patient's individual experiences.