When stress, fear or sadness weigh on us, our hearts can suffer — even break. But there are ways to mend our broken hearts. On this week's show, TED speakers share stories and ideas about soothing heartache.

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Cardiologist Sandeep Jauhaur explains a case where deep grief caused takotsubo cardiomyopathy—also called "broken heart syndrome." He examines the connection emotions have with our most vital organ.

Marriage takes a lot of work. And part of preventing eventual heartache, says law professor Jeannie Suk Gersen, is seeing marriage and partnership through the lens of divorce.

For pediatric critical care nurses, tragedies are part of the job. But so much loss can wear on you. Nurse Hui-wen Sato describes how she found her way--through the life-giving lessons of grief.

Norwegian social worker Knut Ivar Bjørlykhaug always loved nature. Watching the destruction of habitats and Norway's exploitation of oil sent him into a deep depression. But he has since found hope.