<p>ATLANTA (AP) -- The nation's syphilis rate has climbed for the second year in a row, mostly because of an increase in cases among gay and bisexual men, the government said Thursday.</p>
<p>Between 2001 and 2002, the syphilis rate rose 9.1 percent from 2.2 cases per 100,000 people to 2.4 cases, the Centers for Disease Control and Prevention said. The rate had dropped every year between 1990 and 2000 before reversing course.</p>