Extremely low estrogen levels and no period. what could be wrong?

Low estrogen levels: When chronically low estrogen levels lead to no periods the condition is called amenorrhea. The most common causes of estrogen suppression (via suppression of pituitary hormones) is chronic mental (severe depression, grief, axniety) stress or physical stress (marathon runners, athletes, etc.) hormonal treastment can restore your periods, if you want them. Treatment to prevent osteoporosis is rec.