... years could eventually experience more serious long term medical effects. "Marijuana deposits in the lungs roughly five times as much tar as tobacco and contains nearly 50% more of the cancer-causing chemical benzopyrene than the average tobacco cigarette" (In the Know Zone: "Marijuana"). This increases your risk of obtaining lung and oral ... cancer. Other long term effects include daily cough, chronic bronchitis, more frequent chest colds, injured lung structures, and pneumonia. Marijuana weakens the immune system by attacking the tissue that protects the ... to the fetus, and lower...

• Word Count: 2015
• Approx Pages: 8
• Has Bibliography
• Grade Level: High School