Share 'Link Found to Oral Sex and Throat Cancer In Men'

(Bloomberg) A virus spread by oral sex may cause more cases of throat cancer in men than smoking, a finding that spurred calls for a new large-scale test of a drug used against the infection.   Researchers examined 271 throat-tumor samples collected over 20 years ending in 2004 and found that the percentage of oral cancer linked to the human papillomavirus, or HPV, surged to 72 percent from about…