I was first introduced to the article entitled Observations on the Habilitation of Children with Cortical Visual Impairment as a subscriber to the Journal of Visual Impairment & Blindness (JVIB).
Best Answer: Marijuana remains in your system for about 14 to 30 days. However, hair follicle tests typically detect THC (marijuana) for up to 3 months after you have quit using. Since THC (marijuana) stores itself in your fat cells, exercise -- especially fat-burning exercise like weight training and intense cardio -- can help get it out of your body faster.
1 Blood testsâ effective ranges will vary based on the half-life of the drug but are generally sensitive for about one to three days. [ 2 1] Marijuana edibles will linger longer, for up to seven days. 3  Saliva tests range depending on the drug, but most can detect drugs used in the last 12 hours to three days.