https://www.vox.com/policy-and-politics/2018/7/26/17587090/2018-elections-house-preexisting-conditions-trump
"As much as any other issue, women’s health will be on the ballot in the 2018 midterm elections. It’s almost hard to remember now, but in the days before the Affordable Care Act was in place, health insurance companies routinely charged women in America more than men. Some women were deemed uninsurable because they had preexisting conditions like pregnancy or a breast cancer diagnosis. Now Obamacare makes that illegal — but Donald Trump’s election endangered those protections."