Follicles usually develop and mature around day 14, and the exact time varies from person to person. Each person’s physical condition is different, the follicle growth and development speed is different, so the development and maturity time is also different, generally from development to follicle maturity may take about 14 days, the specific time is not accurate to judge, the general follicle growth rate is about 1.5 ~ 2 mm per day. If you want to get pregnant, you must do a good job of health care, regular ultrasound examination, to understand the development of follicles, if you have reached the ovulation period, you can choose the right time to have intercourse, can improve the rate of conception. You need to pay attention to your personal health care, rest more, help follicle development.