Forget the standard 28-day wheel calculations, they won't work for you. Just get a digital pregnancy test first to see the week indicator, and then book an early dating scan. A scan is the only foolproof way to know your exact due date when periods are irregular.
Since you can't rely on your last menstrual period (LMP) with irregular cycles, tracking gets tricky. My doctor told me that an early dating ultrasound done between 7 to 11 weeks is the most accurate way to establish your due date. It measures the crown-rump length of the baby to pinpoint the exact gestational age.
You can try tracking your cervical mucus or body temperature at home to understand your cycle better. But with irregular periods, home tracking can be quite confusing. If you ever experience any unusual severe pain or spotting, please don't wait and consult a doctor immediately.
I had the same issue and my mom advised me not to panic about the dates. We just went to our family doctor who guided us through the early scans to find the correct date. Don't worry, just take care of your health and let the doctors handle the calculations.
My cycles were all over the place too. Just be sure to mention this to your doctor so they can schedule your glucose tests and scans at the right gestational weeks. Also, try to keep a clean diet from the start to prevent any sudden sugar spikes.
It's really hard to calculate weeks yourself when your cycles are irregular. For safety, please consult your gynac for an early scan to confirm how far along you are. Doing this early on is crucial to ensure the pregnancy is in the right place.
While mobile apps can give you a rough estimate based on ovulation, they are not highly reliable for irregular cycles. Relying on a professional clinical dating scan is your best bet here. Your gynecologist will guide you on the exact timeline based on your baby's growth.