So for the past week or so ive been testing every day and the test do not get darker, they are consistantly faint and some will be a little fainter than other but its there and im so confused to whether im pregnant or something else is causing these faint lines. Pls help

Ive used FRER and walgreens brand and dollar tree.

There are alllll faint! 🙄 none are getting darker they are just consistantly the same