Does having a child throw off ovulation in future?

Cindy • Mother to a paw patrol pup! My amazing almost 2 yr old! Love him w my all! Engaged to my baby daddy blaise broussard!
I have a son an i just created this app he is 1 and 10months An i created this not to get pregnant. can i follow the ovulation calender ? r is it a little off due to having my son ?

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