One shot or two? What to know about HPV vaccination recommendations

Medical experts are discussing whether one dose of the HPV vaccine may be enough to protect preteens instead of the current two. This potential change comes amid disagreements between federal officials and doctors' organizations over how vaccination guidelines are updated. HPV is linked to thousands of cancer cases each year, and the vaccine has been effective in reducing infections and precancerous lesions. While some studies show promising results for a single dose, experts currently advise tw