New study results show that female smokers are at a much greater risk for bleeding in the lining of the brain than nonsmokers. Women who smoked 21 to 30 cigarettes a day were 8.35 times more likely to have a subarachnoid hemorrhage than nonsmokers.

While the risk increased for men, it was not as great, men who smoked the same number of cigarettes a day were 2.76 times more likely to have a brain hemorrhage than nonsmokers.

Source: Bottom Line Personal March 15, 2017

Analysis of data on 65,521 adults, average age of 45, who had taken part in a Finnish national survey beginning in 1972 and who were followed up for an average of 21 years, led by researchers at University of Helsinki, Finland and published in Stroke.