Is it possible to feel pregnancy symptoms such as horrible headache at 4dpo?

Question

pregnancy symptoms such as horrible headache at 4dpo?" />

Answer

Your progesterone rises after ovulation to prepare for pregnancy. Whether you conceived or not. 
Having progesterone symptoms is not an indicator of pregnancy.

Answer

Implantation hasn't even happened so you're not even pregnant yet

Is it possible to feel pregnancy symptoms such as horrible headache at 4dpo?

The Top Baby Tracker App: Embrace New Beginnings with Tender Care

The Top Fertility Tracker App: Your Path to Achieving Pregnancy

The Top Pregnancy App: Nurturing Your Journey to Motherhood

The Top Period Tracker for Empowering Your Menstrual Health Journey