For first-time smokers/vapers, cannabis is detectable for around 3 days in the urine. . For regular/weekly smokers, the detection window is around a week.Feb 17, 2021
How long does weed stay in your system urine test?
Urine tests can detect cannabis in the urine for approximately 3–30 days after use. Saliva tests can detect cannabis for approximately 24 hours after use. Some saliva tests have detected cannabis for up to 72 hours. Hair tests are the most sensitive tests, detecting THC for up to 90 days after use.
How long does one smoke session stay in your system?
Here's What the Research Shows Heavy users can test positive for as long as 77 days after a smoke sesh. One-time use will usually stay in your system for 5-8 days. If you use cannabis 2-4 times per week and then stop, you'll test positive for 11-18 days.