More men and women die from lung cancer than any other form. That's why researchers are hopeful about a new way of detecting it earlier and saving lives.
Smoking is a hard habit to break.
However, Cooke has continued to smoke for decades. Last year, Cook enrolled in a study to better his odds. Research at The University of Texas Southwestern Medical Center at Dallas targets people over the age 45 who've smoked at least a pack a day for 10 years. Even if they have already quit smoking. M.D. Statistics show early detection of lung cancer gives a 60 percent to 70 percent chance of survival.