Faint positives since 6dpo

Beth • Newlywed with 7 and 2 year old girls .. trying for #3
Okay I've had multiple
Multiple multiple faint positives for the last 3 days but they aren't getting darker.. I had a chemical last month... Should I be concerned? If I went to the ER and was having a chemical could they stop it? Just don't want to lose another one :(