Deaths from rectal cancer are rising rapidly among younger adults, an alarming trend that is confounding scientists trying to understand why millennials are so hard-hit. “The rate of rectal cancer seems to be increasing more than two to three times compared to colon cancer,” said Mythili Menon Pathiyil, lead author of a new study and a gastroenterology fellow at SUNY Upstate Medical University in Syracuse, New York. If the trend continues, rectal cancer deaths will exceed the number of colon