Usually the symptoms of lung cancer are very common and may not be noticed by anyone. It is only when, the symptoms either aggravate, or when the victim is totally helpless then only one realizes the need to visit the doctor. Their might many reason behind the occurrence of the lung cancer like smoking, air pollution which can lead to different types of lung cancer like non –small cell lung cancer, small cell lung cancer, metastatic cancer and other types of lung cancer. Typically following are the symptoms that alarms an individual of the dreadful disease. Some of the common symptoms are:

• Persistent cough
• Hoarse voice
• Spit or phlegm stained with blood
• Pain in abdomen
• Clubbing of fingernails
• Chest pain sometimes associated with difficulty in breathing
• Difficulty in swallowing
• Persistent low grade fever with paleness of the skin.
• Skin turning grey and dry
• Weight loss
• low energy levels
• Loss of weight
• Shortness of breath
• Loss of appetite
• Spinal Chord compression