Marijuana users may be building up high levels of toxic metals in their blood, a new study suggests. According to researchers, people who use marijuana exclusively have significant levels of lead and ...

Research conducted at Columbia University Mailman School of Public Health detected significant levels of metals in the blood and urine among marijuana users, concluding that marijuana may be an ...

Marijuana may be an under-recognized source of metal exposure a study out Wednesday suggested, after researchers detected significantly higher levels of lead and cadmium in the blood and urine of ...

Testing with the Dried Blood Spot (DBS) technique is a rising and still studying field in clinical applications. DBS is a blood sampling technique that places whole blood drops on specified filter ...