Yes they do and some of them will indicate if you smoked up to two months ago!
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No, not every urine test screens for marijuana. The specific substances tested for can vary depending on the purpose of the test and the requirements of the organization conducting it.
A semen analysis test typically assesses parameters like sperm count, motility, and morphology. It does not specifically test for marijuana use. To detect marijuana in the body, a separate urine or blood test would be needed.
No, contact high from marijuana cannot be detected on a urine test. Urine tests only detect the presence of specific marijuana metabolites in the urine, which are produced when marijuana is internally metabolized by the body.
Attempting to cheat or alter a urine test for marijuana may have consequences if caught. It is best to be honest about marijuana use and its potential impact on the test results. Drinking plenty of water and exercising to increase metabolism may help to naturally eliminate THC from the body over time.
In most cases, marijuana can be detected in urine tests for up to 30 days after last use, but it is unlikely to show positive after 3 months. The detection time can vary depending on factors like frequency of use, metabolism, and body fat percentage.
No, using marijuana should not affect the results of a pregnancy test. Pregnancy tests detect the presence of the hormone hCG in the urine, not substances like marijuana.