what are the side effects of implant birth control?
['Abdominal or back pain.', 'An increased risk of noncancerous ovarian cysts.', 'Changes in vaginal bleeding patterns, including absence of menstruation (amenorrhea)', 'Decreased sex drive.', 'Dizziness.', 'Headaches.', 'Mild insulin resistance.', 'Mood swings and depression.']