Home | Clinical Smoking and salt interact to increase RA risk Written by: Mark Greener | Published: 06 October 2014 An interaction between smoking and sodium chloride (table salt) seems to increase rheumatoid arthritis (RA) risk, according to researchers from Sweden. They compared 386 people who stated their dietary habits a median of 7.7 years before the onset of RA symptoms with 1886 matched controls. The reseaPlease login or register to read the rest of the article and to have access to downloads and comments. What do you think? Leave a comment below or tweet your views to @IndyNurseMag This material is protected by MA Healthcare Ltd copyright. See Terms and Conditions.