Cancer - lung

Risk factors: smoking is the primary cause of lung cancer. Other risk factors include: exposure to smoke and asbestos, marijuana use, heredity, workplace exposure to dusts and fumes and tuberculosis.

Symptoms: persistent cough, sputum with blood, chest pain, shortness of breath, fatigue, hoarseness, weight loss, loss of appetite, recurring bronchitis and swelling of the neck or face.

Tags: lung, breathe, smoke, smoking, cigarette, cigareetes, smoke, asbestos, marijuana, cough, sputum