Ulcer Bacteria Tied to Lower MS Risk in Women

Women who harbor the stomach bacteria Helicobacter pylori (or H. pylori) are less likely to develop multiple sclerosis (MS), says a new study. H. pylori bacteria settle in the gut, and while the bug usually causes no issues, it can eventually lead to ulcers. It's estimated that half of the world's population carries H. pylori, but the prevalence is much lower in wealthier countries than developing ones. In the research, scientists found ...