Energy drinks are soft drinks that contain a higher percentage of sugar, caffeine or another stimulant, typically consumed to overcome tiredness. Excessive consumption of this drink has a whole lot of harmful effect on the body.

  1. Cardiac arrest: The dose of caffeine in some energy drinks can be as high as 400mg (about 5 cups of coffee). This can lead to excessive heart contraction and can lead to cardiac arrest in those with underlying heart disease. A new study published in the Journal of the American Heart Association says energy drinks are more dangerous to your heart than drinks with just caffeine alone  A 2016 study also showed that 18-40-year-olds who drank energy drinks had a significant increase in their QTc interval, which is a marker of abnormal heart rhythm risk compared to those who took caffeine beverage.
  2. Headaches: Excessive consumption of energy drinks can lead to headaches due to caffeine withdrawal symptoms.
  3. Type 2 diabetes: Energy drinks predisposes one to diabetes due to the high sugar content in the drinks.
  4. Addiction: This results due to the high caffeine level . it can lead to inability to function properly in the absence of the drink. It can also lead to financial stress due to the amount used in  the purchase of the drinks.
  5. Drug interaction; some of the ingredients of energy drinks can affect certain medications such as antidepressants.
  6. Poor sleep: Energy drinks are usually taken to keep people awake. However, when it is abused it can lead to impaired functioning and total lack of sleep. Lack of adequate sleep can predispose to driving and industrial accidents.
  7. High blood pressure: Excessive caffeine consumption can lead to elevated blood pressure. Consumption of energy drinks by hypertensive patients can further predispose to stroke especially if they take too much over a short period of time.
  8. Vomiting: Too many energy drinks can lead to vomiting. This causes dehydration and acid erosion of teeth and esophagus if frequent.
  9. Naicin overdose: The amount of niacin in energy drink is not harmful but care should be taken if a person on vitamin supplement takes many energy drinks. The British Journal of Medicine recently published a case study of a man who developed nonviral hepatitis from niacin toxicity believed to have been from consuming too many energy drinks during a period of three weeks.
  10. Increased release of stress hormones: This has also be found to be associated with energy drink consumption. stress hormone which trigger a whole lot of responses like increased blood pressure, increased heart rate and increased palpitations in the body are released which can be harmful to the body in the long run.
  11. Nervousness and restlessness: Elevated levels of caffeine have been found to cause restlessness and mental confusion in certain individuals. Therefore, consumption of energy drink should be watched.