Colon cancer screening is probably one of the most underused ways to save one's life from cancer that exists.

Cigarette consumption is down where it was at the start of World War II. About 1 in 5 people are current smokers,

If you have a short follow-up, you still have a problem with people who don't know they're sick, ... As the follow-up lengthens, that's less of a problem because the people who don't know that they're sick die.

If there's blame to go around, most of the blame falls on the tobacco companies,

The CDC seriously underestimated the risk of dying in the overweight by not adequately dealing with the bias due to smoking and disease,

The benefits of short-term nicotine replacement therapy in helping smokers quit smoking far exceed any risks from nicotine replacement therapy.

It's still a very good idea to eat a diet that's high in fresh fruits and vegetables, both for its direct benefit on heart disease and reducing adult-onset diabetes.

It really comes down to whether a study is representative or valid, ... You can't get a valid answer from smokers or sick people because anyone who's ever practiced medicine knows that being sick affects weight. We want to know about weight before, not after, people get sick.

There was not a shred of evidence of reduced risk. The ultra light haven't been used as long as the light and it is possible that some difference in risk might emerge with longer term use of the ultra light, but this is very, very solid for the low tar.

The risk of dying of breast cancer increases as BMI increases, ... The risk of dying of colon cancer increases in the overweight as well as the obese.