whats going on??

my periods come every 30 days on time.. so mu husband came home 3 days after supposed ovulation (i dont track it) we had un protected sex the whole week he was home.. period started on wed with spotting for a day then bleeding for 3 and spotting again which i usually have a heavy 5 days it stopped completly on sunday.. well how my boobs are extremly sore ro where they burn and my chest hurts, nausous out of no where and kinda dizzy.. pregnancy test negative.. os there any way i could be prego??