May 8, 2026Learn how to calculate your pregnancy week using the first day of your last menstrual period and get accurate tracking tips.

Mar 23, 2026Learn why day 1 of pregnancy is counted from the last menstrual period and how it helps estimate your due date accurately.

Aug 15, 2025Learn the correct method to code weeks of gestation based on the last menstrual period.

Aug 14, 2025Learn why 5 weeks pregnant is counted as 5 weeks and how pregnancy weeks are calculated from the last menstrual period.