Dr. Ramneek Dosanjh got married young. But before long, she says her marriage dissolved into a cycle of control and domestic violence.

"Within a week of meeting and dating, tells you they love you and they will marry you, you know, it all seems dreamy," Dosanjh told CBS News.

It got worse, she says, when she tried to leave.

"You just don't know if you can sustain living that way," said Dosanjh, who then chose to get an order of protection against her then-husband.

The toll on her health started to show.

"I had abnormal stress tests," Dosanjh said. "I had to have a cardiac catheterization."

And she's not alone according to a study released last month by the Harvard T.H. Chan School of Public Health.

"We saw this association, which frankly also blew me away," said Dr. Karestan Koene

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