opk n upt kesan hormon yg berbeza. opk tu sentiasa double line je antara terang or x je. upt kalau pregnant bru 2line. opk utk kesan waktu subur. upt utk kesan hormon hcg dlm bdn. so opk tu x valid utk kesan pregnant or x. byk kn membaca info opk dgn upt lgi ya.
awak pregnant tak sis. please reply.
Anonymous