1 hour agoBy Luis Barrucho, BBC World ServiceGettyIn 2018, Brazilian pensioner João sought medical help after he found a wart on his penis.”I started visiting medical clinics to find out what it was, but all the doctors told me it was due to excess skin and prescribed medication,” the 63-year-old recalls.Despite the medication, the wart continued to grow. It started to take a toll on his marriage and João and his wife’s sex life declined. “We were like siblings,” he admits. He was determined to find out what was going on.For five years João, not his real name, went back and forth to…