Many. Low estrogen may affect the overall sense of wellbeing that you may or may not have. Lack of estrogen may give you "hot flashes", vaginal dryness, libido changes, sleep disorders, anxiety sensation, depression, changes in skin, mood and overall sense of wellness. Depending on your overall health, medications, and other issues, you very well can get help. Get a good eval by pcp or gyn.
Hot hot hot! Low estrogen leads to several symptoms and health changes. These include hot flashes, skin and hair changes, changes in the way other hormones work, fatigue, quicker muscle and bone deterioration, as well as mental changes, possible depression among many others. Effective treatments are available for symptoms, so please discuss this with your primary care doc and or gynecologist.