Has anyone had a false negative from a pregnancy test?

does anybody know of reasons why a home pregnancy test would show up false negatives?

Ok well my period is 1 week late, i was due on on Monday the 7th. I took a test on the Tuesday night and it said negative. I ...

Well I took a home preg test yesterday it was negitive should I go to get a blood test or no? Im curious so pls help!

If I took 3 pregancy test an they came back negitive but after that my breast was hurtin an my stomach was hard at the top an...

okay so i finnaly took the test im a week late with my period and the test came out negative should i take it again or should...

Can you have 3 negative test and one postive tests back . Could the tests be wrong ? And still could I be pregnant ?

I am currently 12 days late for my period. I took a pregnancy test when I was 3 days late it came up negative. I took another...

Hello everyone, I did take the preg test and I got a negative result and then 2days later my period came. Thank you all for ...

I missed my period but keep getting negative pregnancy tests. What does this mean?

How old do you have to be to buy a pregnancy test in the uk? Is there an age restriction?