How long weed stays in your system depends on the type of drug test being used and how frequently you use cannabis.

How long nicotine stays in your system depends on factors like smoking frequency. Antioxidants from food like garlic can ...

The study builds on growing genetic research into cannabis use, as policymakers grapple with the risks and benefits of the drug’s soaring popularity.

University of California San Diego School of Medicine researchers, in collaboration with the genetic testing company 23andMe, ...

The U.S. House of Representatives voted on Friday to decriminalize marijuana at the federal level, but the legislation is not expected to advance further as long as the Senate remains in Republican ...

In iOS 26, your iPhone gains a handy new charging feature that takes the guesswork out of knowing when your device will be fully powered up. Instead of waiting around or checking your battery ...

Cognitive Neuroscience and Neuroimaging provides evidence that the psychoactive component in cannabis, delta-9-tetrahydrocannabinol (THC), weakens communication between brain networks in young adult ...

A consequential decision that prevents police from searching a vehicle based on the smell of marijuana threatens roadside ...

Products with tetrahydrocannabinol (THC) have become legal in more places in recent years, but a new study demonstrates how it is still important to use caution when taking them.

A noninvasive device that delivers weak electrical currents to the brain may help those with multiple sclerosis cut back on ...