With Democratic presidential debates well under way, health care has been a frequent conversation on the table, especially the cost of it. As a health reporter at The Atlantic can attest, that cost is often large, unexpected and the source of so much debate. Olga Khazan , a staff writer at The Atlantic who primarily covers health, gender and science, joined “ Take Care ” to discuss her article, “ Americans are going bankrupt from getting sick ” and what it means for our current health care system.