Map of the National Forests and Grasslands of the United States. The United States has 154 protected areas known as National Forests covering 188,336,179 acres (762,169 km2/294,275 sq. mi). The National Forests are managed by the U.S. Forest Service, an agency of the U.S. Department of Agriculture.
1 All women should begin cervical cancer screening at age 21. 2  Women between the ages of 21 and 29 should have a Pap test every 3 years. 3  They should not be tested for HPV unless it is needed after an abnormal Pap test result.4  Women between the ages of 30 and 65 should have both a Pap test and an HPV test every 5 years.he latest recommendations are: 1  All women should begin cervical cancer screening at age 21. 2  Women between the ages of 21 and 29 should have a Pap test every 3 years. 3  They should not be tested for HPV unless it is needed after an abnormal Pap test result.
Earlier screening for cervical cancer may lead to unnecessary and possibly harmful treatments for an increasingly rare cancer, according to ACOG, the leading U.S. professional organization for obstetricians and gynecologists. After age 21, women should have a Pap test every two years, instead of every year. At age 30, if a woman has no history of cervical cancer and has had three normal Pap tests in a row, she can be screened every three years, rather than every two to three years.