TTC question...help expert opion and help needed?

ok last period was july 3 untill july 6...

next period predicted to start on August 1

had unprotected sex basiclt every night ...no birthcontrol

high fertility week was predicted at jully 13 to july 18

started seeing pink today when i wiped after going to the bathroom

so start of period or implntation bleeding/spotting???

i have been wanting to do nothing but sleep wich i did when i found out i was preg with my first one.

get hungry and start eating the get tired of eating and cnt stnd the taste of food....

an advice or opions....cnt take pregnancy test too early to tell if i am prego cnt go to dr without positive pregnancy test