It can cause you to do things that don’t make sense. Using cocaine for a long time will lead to strong cravings for the drug. A growing number of states have legalized the medical uses of marijuana.

Yet poppy seeds aren’t the only thing that can skew a rapid drug test. “There’s a wide range of things that can cause false positive results,” says Gwen McMillin, a toxicologist and ...

Unfortunately, substance abuse causes side effects and in the long run worsens the very symptoms they initially numbed or relieved. When you have both a mental health issue and a substance abuse ...

Crystal S. Denlinger, MD, FACP, CEO of the National Comprehensive Cancer Network, breaks down the causes of the ongoing cancer drug shortage, as well as its impact on clinical trials. Primary ...