Yes!
Yes. But it won't save you, because there are more specific tests they can give that do not show false positives.
viruses
that is something to ask your parents after they give you the drug talk my dear child. Because there may be other medications you have taken that can show a false positive. It depends on what you have tested positive for?
Wrong. False positives. Why? One of the major drawbacks from this type of approach [BIDS] is the increase number of false positives.
Heat sensors are good but can give false positives if there is a sudden change in ambient temperature.
Could be one of the medications (like insulin) that they take, or just the disease internally itself. Its possible as kidney disease/infection can cause a false positive for amphetamines.The 1st post under the OP by sublime1-ga has a list of chemicals and things known to give false positives (thc and amphetamines included)
2%
Teen Mom - 2009 False Positives 9-6 was released on: USA: 25 February 2014
No it can not.
No. False positives are extremely rare, it would be incredibly unlikely that you'd have two false positives with two different brands of pregnancy test. Good luck with your pregnancy.
A false-positive is a test result which incorrectly indicates that a particular condition or attribute is present. False-negatives can also occur.