Can energy drinks cause strokes in healthy people?

Yes, doctors warn that excessive consumption of energy drinks can lead to severe hypertension and potentially cause strokes, even in individuals who are otherwise healthy.

What are the risks of drinking eight energy drinks daily?

Drinking eight energy drinks daily can lead to dangerously high blood pressure and significantly increase the risk of suffering a stroke, as evidenced by a recent case study.

What ingredients in energy drinks are concerning doctors?

Doctors are concerned about the combination of high caffeine, sugar, and other ingredients like guarana and taurine in energy drinks, suspecting their interaction potentiates stroke risks.

Home / Health / Energy Drinks Linked to Stroke Risk

Energy Drinks Linked to Stroke Risk

10 Dec, 2025

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Summary

Excessive energy drink consumption linked to stroke in a healthy man.
Man suffered stroke after consuming eight energy drinks daily.
Stopping drinks normalized blood pressure, but deficits remain.

Doctors are raising alarms about the potential stroke risks associated with excessive energy drink consumption. A recent case study detailed how a fit man in his 50s experienced a stroke, his blood pressure soaring to 254/150mmHg, after a daily habit of drinking eight energy drinks.

Despite initial medical interventions, his blood pressure remained dangerously high until the man revealed his energy drink intake. Each drink contained 160mg of caffeine, leading to a daily total of 1200-1300mg, far exceeding the recommended 400mg maximum. The researchers hypothesize that interactions between caffeine, guarana, taurine, and other ingredients heighten stroke risk.

Upon ceasing his energy drink habit, the man's blood pressure returned to normal, and he no longer required medication. This case suggests a potential link between chronic energy drink consumption and increased hypertension and stroke risk, prompting calls for further research into their cardiovascular impact.