how common is a false negative on the first day of a missed period?

[ntt]

with a first response test?

mine showed positive both times on day one, but people do get false negs

Yup, I had exactly the same. Tested pos 3 days later.

I don't think it's that unusual - i think i saw some stats for it on fertilityfriend somewhere once.

shall I wait a few days to drown my sorrows then?

yes it's defo nothing to be depressed about, you just can't celebrate yet. i bet you just want to be put out of your misery though.

I do indeed! I tried to wait a few days longer to test but couldn't