What test method is more accurate for ovulation monitoring? With the continuous advancement of technology, there are now many methods for ovulation monitoring. So which method is more accurate? The following will introduce in detail the inspection methods of ovulation monitoring from four aspects. Basal body temperature method to check ovulation The basal body temperature method is a method to check ovulation by measuring body temperature regularly every day, and to judge the timing of pregnancy accordingly. Its principle is that the follicle produces a large amount of progesterone during ovulation.