DES MOINES, Iowa -- Iowans 4 Medical Cannabis hosted a Compassionate Cannabis Rally at the Capitol on Tuesday to support legislation that would expand the state's current medical cannabis law.

DES MOINES, Iowa -- Iowans 4 Medical Cannabis hosted a Compassionate Cannabis Rally at the Capitol on Tuesday to support legislation that would expand the state's current medical cannabis law.

In the United States, 25 states have legalized medical marijuana, including 19 that let patients with a prescription buy pot from dispensaries. Proponents argue that expanding the availability of medical marijuana reduces opioid abuse and overdose deaths because it gives people an alternative for pain relief.

The Rhode Island Medical Marijuana Laws were signed in 2006.

WICHITA, Kan. (KAKE) - A bill being pushed by a Kansas state senator from Kansas City to legalize marijuana for medical purposes was heard in committee on Monday.

WICHITA, Kan. (KAKE) - A bill being pushed by a Kansas state senator from Kansas City to legalize marijuana for medical purposes was heard in committee on Monday.

States that implemented medical marijuana laws experienced an especially notable drop in painkiller prescriptions.

HARRISBURG, Pa. — Gov. Tom Wolf says Pennsylvania needs to decriminalize small amounts of marijuana possession in systematic fashion, and remains guarded about the kind of recreational legalization in place in several western states.

HARRISBURG, Pa. — Gov. Tom Wolf says Pennsylvania needs to decriminalize small amounts of marijuana possession in systematic fashion, and remains guarded about the kind of recreational legalization in place in several western states.

Only a fraction of the 60 planned medical marijuana dispensaries opened in the state this week.

Illinois state regulators have authorized only about 3,300 patients — a far cry from the 100,000-plus originally projected.

For the first time in Central Florida, a medical marijuana product has been delivered to a patient.

Marijuana can be used to effectively treat people suffering from migraine headaches, new research has found.

Medical marijuana is already legal in 26 states. And three more could join the fold on Election Day as Florida, Arkansas and North Dakota are set to vote on medical marijuana ballot issues.

Medical marijuana is already legal in 26 states. And three more could join the fold on Election Day as Florida, Arkansas and North Dakota are set to vote on medical marijuana ballot issues.

As owners tout benefits and usage in compassionate care, the battle for legalization mirrors humans’ own medical marijuana fight in 1990s California.

COLUMBUS, Ohio -- The co-founder of the group behind Ohio's failed marijuana initiative said Thursday that ResponsibleOhio is dead and the state legislature is the best route to legalize marijuana for medical use.

COLUMBUS, Ohio -- The co-founder of the group behind Ohio's failed marijuana initiative said Thursday that ResponsibleOhio is dead and the state legislature is the best route to legalize marijuana for medical use.

BATON ROUGE — A bill that would expand medical marijuana in Louisiana cleared another hurdle, moving it one step away from final legislative passage.

BATON ROUGE — A bill that would expand medical marijuana in Louisiana cleared another hurdle, moving it one step away from final legislative passage.

AUSTIN - A Texas state senator plans to file a bill Tuesday that would legalize medical marijuana.

AUSTIN - A Texas state senator plans to file a bill Tuesday that would legalize medical marijuana.