Do you use your time on the john to catch up on the news, go through your e-mail or check out social media? Be careful -- you might be more likely to develop hemorrhoids, new research shows. Folks who use a smartphone on the toilet have a 46% higher risk of hemorrhoids than those who don't, researchers reported in the journal PLOS One . Smartphone use might inadvertently prolong toilet time, potentially increasing pressure on the anus and contributing to hemorrhoids, researchers explained. "We'