Health Tip: Recognizing Lung Disease

(HealthDay News) -- You shouldn't ignore a nagging cough or mild wheeze. They could be symptoms of a lung disease, such as asthma, COPD or cancer, the American Lung Association says.

Here are the association's potential warning signs of lung disease:

• Cough lasting a month or longer.
• Shortness of breath.
• Excess mucous production.
• Wheezing.
• Coughing up blood.
• Chronic chest pain.