Symptoms come and go

Sara

Hi all! Just wondering if this is normal or if anyone else experiences this... my app says I’m 5 weeks today. I had a number of symptoms earlier like cramping, which still comes and goes. I have breast tenderness/larger, nipples sensitive, and nipple color change. I’m tired here and there with occasional nausea. But my symptoms seem to come and go like some days I wake up with super sore breasts and other days not really that sore. Should I be concerned? Is this normal? I took two tests yesterday and they were significantly darker than my first tests on Thursday. The tests below would be 15 or 16 DPO (I think):

This was test was from DPO 13 or 14: