question: Hi i did receive an frozen embryos transfer almost 2 week now, i did hpt everyday and i got 2 line but one very light pink. This night i wake with sore throat more le swollen glande inright side of thyroid. I did not have any spotting, sore boob and is about it! What make me worried is my hpt 2 lines everyday sometime darker but back to light after! What do that mean?