I Didn't Know I Was Having a Heart Attack, Until My Doctor Told Me 'Go to the Hospital Right Now' (Exclusive)
Nells Nelson founder Sisi Li didn't know that a childhood bout with rheumatic fever had damaged her heart — and she continued ...
14-Year-Old Boy Discovers He Needs a Heart Transplant During a Family Vacation After Experiencing This Symptom (Exclusive)
On a family vacation, 14-year-old Jaden Hartley discovered he needed a heart transplant after experiencing this symptom. Now ...