Smoking marijuana

• A. has no adverse side effects.
• B. has been definitively shown to cause lung cancer.
• C. has no positive effects.
• D. may cause cardiovascular disease in chronic users.

Answer: (D)

Verified step by step guidance

1. Begin by analyzing the statement: 'Smoking marijuana has no adverse side effects.' Consider the research on marijuana use and its potential health impacts, including respiratory issues and mental health effects.
2. Evaluate the statement: 'Smoking marijuana has been definitively shown to cause lung cancer.' Review the current scientific consensus on the relationship between marijuana smoking and lung cancer, noting any lack of definitive evidence.
3. Consider the statement: 'Smoking marijuana has no positive effects.' Reflect on studies that have explored potential therapeutic benefits of marijuana, such as pain relief or reduction of anxiety, while also considering the context of recreational use.
4. Focus on the statement: 'Smoking marijuana may cause cardiovascular disease in chronic users.' Investigate the research findings on the cardiovascular effects of chronic marijuana use, including potential risks such as increased heart rate and blood pressure.
5. Synthesize the information from the previous steps to understand why 'may cause cardiovascular disease in chronic users' is considered the most accurate statement based on current scientific evidence.