Pregnancy

Calculate a preterm baby’s corrected age from the original due date or gestational age, with chronological context and a two-year guide.

Screen perinatal distress over the past seven days with the 10-item EPDS, clear follow-up ranges, and priority guidance for Question 10.

Estimate likely ovulation and fertile-window dates from cycle timing, with recent-cycle variability cues and clear calendar limits.

Count caffeine from drinks, foods, and medicines during pregnancy and compare the day total with a 200 mg or clinician-set planning limit.

Estimate a pregnancy due date using LMP or conception records, IVF transfer details or ultrasound dating with gestational age and term dates.

Compare pregnancy weight gain with BMI-based ranges for one baby or twins, including a week-to-date planning band and clinical cautions.