The 55-year-old singer Toni Braxton - who was diagnosed with the autoimmune condition lupus in 2008 - dismissed the chest pains she began suffering with last year, attributing them to grief over the death of her sister, so kept postponing a medical appointment.
She said on “Today With Hoda and Jenna”: "I had some pain in my chest.
"But I was having this pain in my...