You've been told for years that popping a multivitamin every day might help you live longer. But the daily multi habit has been getting a bit of bad press lately. < cut > Longtime vitamin experts at Tufts University and the Linus Pauling Institute at Oregon State University continue to say multis aren't dangerous and the paper's findings are wrong. The paper analyzed previous studies, including many with people who were sick before taking vitamins, so there's a good chance vitamins weren't responsible for shortening their lives. Experts say the paper also ignored two major studies that found vitamins reduced...