Galactorrhea may be considered physiologic, and some women may continue to produce milk for up to two years after cessation of breast-feeding.
As I wrote in my previous post, hypothyroidism can cause breast leakage, bruising easily, fatigue, weakness, depression, but, causes weight gain, and not weight loss.
Another possible cause for your condition is Cushing's disease, with symptoms of feeling tired, feeling depressed, bruising easily, breast leakage, but, also, weight loss is not characteristic.
Both conditions, can be due to presence of small benign tumors located in a small gland at the base of your brain.
Medications for depression and birth control pills can be reason for breast leakage, too.
Stress can also stimulate increased secretion of prolactin hormone leading to breast leakage.
Do you take steroid medications?
What are your menstrual periods like?