Day 1 of period?

Jessica

When do you count your period as the official first day? Sometimes it starts off with a faint or small amount of blood on the tissue, then it comes on fully the next day. What is “day 1”? The spotting or full on bleeding?

Glow Resources

Let’s Glow

Glow is here for you on your path to pregnancy

Glow helps you navigate your fertility journey with smart tools, personalized insights, and guidance from medical experts who understand what matters most.

25+ million

Users

4.8 stars

200k+ app ratings

20+

Medical advisors