Top Organic Search Keywords (External) - 2018

Below are the top 10 search words or phrases entered through Google Search. Google Search is responsible for a majority of search engine referral traffic to CDC.gov.*

Top Organic Search Terms (External)
Search Terms Number of Searches
cdc 1,830,010
hpv 772,928
lyme disease 538,484
chlamydia 534,355
genital herpes 479,879
rsv 470,266
herpes genital 393,376
trichomoniasis 371,973
norovirus 364,906
syphillis 345,890

*This list may not reflect all search term data and limited by privacy policies from Google, Bing, and other search engines.

Page last reviewed: September 5, 2018