Florida teacher and fitness enthusiast Katie Donnell died of a sudden heart attack at just 28 years old, and her mother believes her daily consumption of energy drinks and caffeine supplements was to ...

Katie Donnell’s mother is speaking out about the dangers of energy drinks, calling them “harmful and deadly” in the wake of her 28-year-old daughter’s death.

Lori Barranon was horrified to learn her daughter Katie Donnell had unexpectedly suffered a heart attack while out with friends, before being rushed to hospital and placed on life support for 10 days.

A fitness and caffeine enthusiast, 28, reportedly died from a heart attack. Katie Donnell’s grieving mother now believes energy drinks are responsible for her daughter’s death. Donnell was ...

Florida teacher Katie Donnell was committed to a healthy lifestyle — even as she often drank three energy drinks a day and took a caffeine supplement before hitting the gym. “At 28, ...

A popular "workout queen" has tragically died from a heart attack at just 28 years old. Katie Donnell, a teacher in Florida, was reportedly committed to a healthy lifestyle. She worked out constantly ...

Katie Donnell’s mother is speaking out about the dangers of energy drinks, calling them “harmful and deadly” in the wake of her daughter’s death Katie Donnell, a 28-year-old teacher from ...

Katie Donnell, 28, was committed to a healthy lifestyle but often drank three energy drinks a day, and “was drinking a lot of coffee,” according to her mother. A fitness and caffeine ...

Katie Donnell, a 28-year-old teacher from Florida, drank up to three energy drinks a day before her fatal heart attack She used caffeine daily to fuel her workouts Her mother, Lori Barranon, called ...