If you're trying to pinpoint your fertile window, ovulation predictor kits can help! 👶✨ OBGYN and BabyCenter Medical Advisor Dr. Sasha Hakman walks through how to use both a urine test strip and a digital test to track ovulation. Remember to read over your kit's specific instructions to ensure the most accurate results. OPKs are not foolproof, though, so check with your healthcare provider if you have any concerns. | BabyCenter