From TMZ.com….
Coliesa McMillian — who appeared earlier this year on Season 8 of “My 600-lb. Life” — has died … according to her family.
A relative tells TMZ she passed away Tuesday at a hospital in Louisiana. Coliesa was 643 lbs. when she appeared on the TLC show back in March. A mother of 4 daughters, she decided to do the show after a lifetime of eating to deal with trauma in order to regain control of her life for her girls.