Below is an instruction from Human. Write a response.
    ### Instruction:
    Who is at risk for Lung Cancer? ?
    ### Response:
    Risk factors that increase your chance of getting lung cancer include - cigarette, cigar, and pipe smoking, which account for well over half of all cases of lung cancer  - secondhand smoke  - family history  - HIV infection  - environmental risk factors  - beta carotene supplements in heavy smokers.
    