Eggs are saved from the ovaries and are only released with the correct hormonal stimulation. So, the medical doctor collects a blood sample and exams it for 3 essential hormones: follicle-stimulating hormone (FSH), which triggers the growth of ovarian follicles ahead of ovulation; estradiol, which can be built primarily via https://wwndirectory.com/listings543934/considerations-to-know-about-egg-freezing