Why do lobby groups exaggerate the health risks associated with cannabis?

Lobby groups may exaggerate the health risks associated with cannabis for a variety of reasons, including:

1. Political motivations: Some groups may have political or ideological motivations to oppose the legalization or decriminalization of cannabis, and may use exaggerated health risks as a way to argue against these changes.

2. Financial interests: Certain industries or organizations may have financial interests in maintaining the criminalization of cannabis, and may use the portrayal of health risks as a way to maintain the status quo.

3. Lack of understanding: Some groups may not have a complete understanding of the science surrounding the health effects of cannabis, and may inadvertently exaggerate the risks based on incomplete or inaccurate information.

4. Fear of change: The legalization of cannabis represents a significant change in cultural attitudes and norms, and some individuals or organizations may be resistant to this change and may exaggerate the health risks as a way to maintain the status quo.

It's important to be critical of information about the health risks associated with cannabis and to seek out reliable, scientifically-supported information from credible sources. Additionally, it's important to consider the motivations and interests of organizations that are presenting information about the health effects of cannabis.