Quote Originally Posted by sunburstkid
I have been testing myself for the last month. I've taken about 30 at-home tests. I started passing them after 21 days, but then failed tests at 32 days and 42 days. In between I was passing with first void of the day. So, it is possible to test clean and then provide a dirty sample afterwards.
That seems very strange. Why do you think that happened? Did some habit in your life change? Did you use the same type test? Were you around smokers? That doesn't make sense.