"Truth and facts, logic and reason, and basic decency are on the ballot. Democracy itself is on the ballot. The stakes are high" he told a cheering crowd.
Mr Obama hit out at Mr Fetterman's GOP rival Dr. Mehmet Oz, who previously claimed “local political leaders” should be involved in a women's decision to have an abortion.
"Women should be able to control what happens to their own bodies" Mr Obama said.