Study: Nicotine increasing in cigarettes
(AP)


<p><a href="http://us.rd.yahoo.com/dailynews/rss/health/*http://news.yahoo.com/s/ap/20070118/ap_on_he_me/increasing_nicotine"><img src="http://d.yimg.com/us.yimg.com/p/rids/20070118/i/r1024668607.jpg?x=130&y=89&sig=nT3n_6stKt7MRBZ5kslUyQ--" align="left" height="89" width="130" alt="A woman smokes a cigarette in an undated file photo. The amount of nicotine that smokers typically inhale per cigarette rose by 11 percent from 1998 to 2005, perpetuating a 'tobacco pandemic' that makes it harder for smokers to quit, a Harvard study said on Thursday. REUTERS/File" border="0" /></a>AP - Researchers at the Harvard School of Public Health say they have confirmed a study by the state that found nicotine levels in cigarettes increased from 1997 until 2005.</p><br clear="all"/>