An Anti-Müllerian Hormone (AMH) test is a simple blood test that measures AMH levels, indicating a woman’s ovarian reserve (remaining egg count) and potential for fertility, helping doctors plan IVF, diagnose PCOS, and assess menopause timing, though it doesn’t predict actual pregnancy success. Higher AMH generally means more eggs, while lower levels suggest fewer, but factors like age, sperm quality, and overall health also matter