The weeks of pregnancy are counted from the woman's last menstrual period. Therefore, they do not correspond to the gestational weeks of the embryo. Normally, when the woman is 8 weeks pregnant, the embryo is 6 weeks gestational.
Read the full article on: Week 8 of pregnancy: development of the baby and changes in the mother ( 55).

Zaira Salvador
B.Sc., M.Sc.
Bachelor's Degree in Biotechnology from the Technical University of Valencia (UPV). Biotechnology Degree from the National University of Ireland en Galway (NUIG) and embryologist specializing in Assisted Reproduction, with a Master's Degree in Biotechnology of Human Reproduction from the University of Valencia (UV) and the Valencian Infertility Institute (IVI)
License: 3185-CV