A new study produced by a Colorado researcher threatens to upset one of the supposed scientific certainties about impairment and blood-THC levels. In the study, each subject tested positive for THC, but when comparing blood drawn from different parts of the body, researchers found dramatic disparities in THC levels. They also found disparities in THC […]

For the first time, manufacturers of cannabis-infused edibles and “medibles” in Colorado were required to submit samples to newly licensed independent labs for testing. A new rule went into effect this week that blocks any individually packaged cannabis-infused food product that exceeds the legal limit of 100 milligrams of THC from reaching recreational marijuana store […]