Abstinence Isn’t Working - But Contraception Is 0 Randall Gross US NewsApril 2012Sunday, April 15, 2012 at 12:22 pm PDT • Views: 1,962 salon.com Abortions Abstinence-only CDC Analysis CDC Study Contraception Contraceptive Guttmacher Institute Sexual Activity Significant Change Teen Birth Rates Teen Sexual Activity Strong Pregnancy Prevention Pregnancy