Florida teacher and fitness enthusiast Katie Donnell died of a sudden heart attack at just 28 years old, and her mother ...

Lori Barranon said her daughter would gulp up on energy drinks and caffeine to ensure she had the 'buzz' during the workout.

Energy drinks contain certain ingredients such as caffeine, taurine, guarana, ginseng, sugar and B vitamins, which give quick ...

A 28-year-old Florida teacher and fitness enthusiast who drank three energy drinks daily has died from what her mother ...

A heartbroken mother has warned others about the dangers of energy drinks after her “super healthy” 28-year-old daughter died ...

The sudden death of 28-year-old fitness enthusiast Katie Donnell, who regularly consumed energy drinks and caffeine ...

Katie Donnell, the 28-year-old ‘workout queen’ from Florida, died following a heart attack, which her family blames on energy ...

Katie Donnell, 28, was committed to a healthy lifestyle but often drank three energy drinks a day, and “was drinking a lot of ...

Katie Donnell, 28, was a “workout queen” who was “the epitome of health” until she died of a shocking heart attack — and her ...

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Katie Donnell’s mother is speaking out about the dangers of energy drinks, calling them “harmful and deadly” in the wake of ...

Katie Donnell, from Florida in the US, took a caffeine supplement, followed by up to three energy drinks a day as well as the ...