Medical Cannabis

How can cannabis help me?

Each of us has a remarkable Endocannabinoid system or ECS. The ECS controls all the main functions of life including our immunity, appetite, mood, sleep, nervous and reproductive systems. Many health problems have been linked to imbalances of the ECS. This is where cannabis plays a crucial role, helping to refresh and rebalance our systems.

Discover how cannabis can help you by using the world’s first interactive research dashboard for medical marijuana.

Select organ system


The Science Behind the Plant

Cannabis is a pharmacy in a plant.

The marijuana plant contains up to 150 cannabinoids and over 200 terpenes that can be used together and in different combinations to treat a huge number of conditions, providing one of the most versatile medicines available.

Leafwell has aggregated all existing research to unlock scientific understanding on how and why cannabis is medicine.

Explore Cannabis Research

Despite its bright promise as a natural medicine, cannabis remains illegal in many places and research has been limited.

Participate in research today so that together we can increase safe access to the plant.

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  • Fully legal20
  • Illegal10
  • Medical Program26

Leafwell keeps you informed about all the latest legal status updates on cannabis in the United States and the rest of the world. Know your rights and the legal status of cannabis in your district.

State Cannabis Laws