The study found that smokers who quit had a seventy percent increased risk of developing the disease in the first six years.

VOA: special.2010.01.13

By the year 2025 the number of smokers worldwide is expected to increase by 45%.

到2025年,预计世界范围吸烟人数,将增长45%

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

If you run these curves only on non-smokers you get rid of that J at the end of the curve and you get pretty much a function that's to the right of the curve here.

如果仅在不吸烟人群中做统计,那么左末端就不会出现J形曲线,而是会得到一条,从左到右逐渐上升的完美的函数曲线

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The report says 40% of the world's smokers are believed to live in China and India alone.

VOA: special.2009.01.13

The number of smokers is expected to grow to one billion seven hundred million by twenty twenty-five.

VOA: special.2010.03.09

This may cause people to hold the smoke in their lungs longer than smokers of other products.

VOA: special.2010.03.09

Research has shown AMD is two to three times more common among smokers than other people.

VOA: special.2010.03.09

But they say smokers should stop anyway and the real message is not to even start.

VOA: special.2010.01.13

Chantix and Zyban are two prescription medicines that have also been shown to help smokers quit.

VOA: special.2010.03.09

These days,there are fewer smokers in the country but more people who are extremely overweight.

VOA: special.2010.01.13

Forty percent of the world's smokers are believed to live in China and India alone.

VOA: special.2009.03.02

But,by comparison, the female smokers were younger and had smoked a lot less.

VOA: special.2009.06.03

It also has the fastest growing number of female and child smokers.

VOA: special.2010.03.09

The medical research community is continually reporting reasons why smokers should stop.

VOA: special.2010.03.09

WHO officials say eighty-four percent of all smokers live in developing countries.

VOA: special.2010.03.09

Some smokers believe that cigarettes with low tar levels are safer.

VOA: special.2010.03.09

One-third of all smokers live in East Asia and the Pacific.

VOA: special.2010.03.09

It gives smokers pleasure and keeps them coming back for more.

VOA: special.2010.03.09

But,the female smokers were younger and had smoked a lot less.

VOA: special.2009.06.23

Smokers and persons who drink alcohol often get these headaches.

VOA: special.2010.03.30

More than one billion people around the world are smokers.

VOA: special.2010.03.09

The area has the largest number of male smokers.

VOA: special.2010.03.09

Women currently represent about twenty percent of smokers.

VOA: special.2010.05.31

Four percent of the women were smokers.

VOA: special.2010.03.09

They also can harm non-smokers.

VOA: special.2010.03.09

Now,a new study adds to evidence that non-smokers who live or work around smokers can experience psychological harm as well.

VOA: standard.2010.06.15

Dr.Mark Hamer of University College London says previous research found that smokers have a higher rate of mental illness, specifically depression.

VOA: standard.2010.06.15

Now a growing number of companies and hospitals will not hire smokers,or worse, will fire them if they are caught lighting up.

VOA: standard.2010.02.18

As a result,some companies now require smokers to pay a larger share of their health insurance than non-smokers.

VOA: standard.2010.02.18

"And almost 90 percent of smokers began at or before their 18th birthday."

VOA: standard.2009.06.22