Smoking More Causes More Aggressive Cancers

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By Molly Clifton

Story Created: Jan 14, 2013 at 11:25 AM CDT

Story Updated: Jan 14, 2013 at 11:25 AM CDT

Smoking is one of the most common causes of bladder cancer, and now researchers say the higher the number of packs a person smokes, the deadlier the cancer.

The American Cancer Society published a study that examined the bladder tumors of more 200 patients who died.

Researchers found more aggressive cancers in heavy smokers than those who smoked less or didn't smoke at all.

 
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