If you're using birth control, be aware that you may be at higher risk for developing depression. A large-scale study recently published in JAMA Psychiatry found that over a million contraceptive-using women under 34 years of age were significantly more likely to be prescribed antidepressants or given a first-time diagnosis of depression (23-30%). Adolescent girls were at highest risk: a startling 80 percent were more likely to have depression, even when using implants, patch