Silver Book Fact
65% of men and 80% of women age 75 years and over either had high blood pressure or were taking antihypertensive medication in 2003 – 2006, compared with about 36% of those age 45 – 54 years.
Centers for Disease Control and Prevention. Health, United States, 2008. Hyattsville, MD: National Center for Health Statistics; http://www.cdc.gov/nchs/data/hus/hus08.pdf