Question

Who recently proved that peptic ulcer does not occur because of lifestyle reasons but is caused by a bacterium?

Answer 1

Australian scientists,Barry Marshall and Robin Warren.
It is caused by Helicobacter pylori named bacteria.

Answer 2

Barry Marshall and Robin Warren proved that peptic ulcer does not occur due to lifestyle reasons instead it is caused by a bacteria named Helicobacter Pylori .
          i hope it helps....................^_^