The 4/20 holiday is this weekend. And if you choose to celebrate, please do so safely. But also, in states like Texas — where the substance is still illegal — it's essential to be wary of a drug test ...

Which drug tests are best? There are many reasons for a portable drug test. Some businesses require drug tests for employment or following an on-site accident. School sports teams may do a random ...

People swear they were only using 100% cannabidiol (CBD), yet they failed their drug tests anyway. But urine screenings don’t check for CBD, so how can using this cannabis compound get you in trouble?