A doctor told a 35-year-old who felt like she was suffocating that she was young and healthy. She was having heart failure.

Marian Dancy was diagnosed with peripartum cardiomyopathy, a rare form of heart failure, at age 35. Her first symptom was tired, weak muscles.

https://www.businessinsider.com/woman-suffocating-dismissed-by-doctor-was-suffering-heart-failure-2024-2