Making your own infused oils and tinctures for use in edibles can be a tricky business. The potency of the herb you’re using can vary, and different oils will extract cannabinoids at different rates.

Marijuana, and the tetrahydrocannabinol levels that make someone feel high, is legal for recreational purposes in three of Indiana’s four neighboring states. But figuring out when someone is too high ...

The NFL and the league's players' union agreed to modify their substance abuse policy, increasing the THC level for a positive test, according to a memo that was sent to agents and players on ...