In 2007, 75% of healthcare searchers have been prompted to go online to investigate symptoms or conditions. 41% who have resorted to the Web to self-diagnose or self-treat a condition, according to iCrossing. Women are far likelier than men to go online to research conditions and symptoms, while, as might be expected, older consumers, especially those over the age of 55, are considerably more likely than younger adults to conduct this type of research online.