Home / Community / General TTC (no pregnancy tests!)

Ovulation

I’m currently on CD 18. I’ve been taking opk since the last day of my period CD 5. Every app said I should of ovulated on CD 14. Has anyone else ever use opk and found out that you ovulated late?

Comment

You

Add Comment

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.

See Our Editorial Standards

25+ million

Users

4.8 stars

200k+ app ratings

20+

Medical advisors

Ovulation

Let’s Glow

Glow is here for you on your path to pregnancy

25+ million

4.8 stars

20+

Getting Pregnant

Pregnancy

1st Year (Baby & You)

Baby Products