http://articles.mercola.com/sites/articles/archive/2001/10/06/hair-dye-arthritis.aspxWomen who use hair dyes for more than 20 years may be nearly doubling their risk of developing rheumatoid arthritis , according to researchers. Investigators in Sweden also found that smoking, diabetes, and a short period of fertility in women also increaseenCommunityServer 2008.5 SP1 (Build: 31106.3070)