How does THC show up in a blood test?

Blood testing is the best way to tell how much cannabis is in your system at the precise moment of the test. THC, the main ... If you're a heavy user, THC might hang out in your bloodstream for up to a few days. A blood test is ... Others, especially if they're regular users, may not show any impairment at all. read more

THC only remains detectable in the bloodstream of marijuana users for a few hours. Therefore, blood tests are administered in the workplace after an accident because of its ability to determine use within 12 to 24 hours. read more

I smoked last night and I had to get my blood taken today by my doctor. Its not a drug test, I have to get my level of testosterone checked and the level of my Lexapro medication, and usually he checks out my vitamin D level for some reason. I have to go back in two days so he can tell me whats up.I need to know if he will find thc in my blood. read more