The concentration of fine particulate matter, the deadliest type of air pollutant, is in Crown Heights North and in Crown Heights South, slightly higher than the citywide and boroughwide averages. Eighteen percent of Crown Heights North residents and eight percent of Crown Heights South residents are smokers, compared to the city average of 14% of residents being smokers. In Crown Heights North, 26% of residents are obese, 13% are diabetic, and 33% have high blood pressure—compared to the citywide averages of 24%, 11%, and 28% respectively. By comparison, in Crown Heights South, 32% of residents are obese, 15% are diabetic, and 37% have high blood pressure. In addition, 19% of children are obese in both Crown Heights North and South, compared to the citywide average of 20%.