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.
After age 21, women should have a Pap test every two years, instead of every year Rates of cervical cancer have declined by 50 percent since the 1970s -- Young women should have their first Pap test no sooner than age 21, regardless of when they become sexually active, say new guidelines from the American College of Obstetricians and Gynecologists.