New study suggests melatonin is linked to alarming increase of heart failure

A large-scale study suggests a significant link between prolonged melatonin use and an increased risk of heart failure. Researchers analyzed health records of over 130,000 adults with insomnia, comparing those who took melatonin for at least a year with those who did not. The study found that individuals using melatonin for 12 months or more had approximately a 90 percent higher chance of developing heart failure over a five-year period. Further analysis revealed a similar elevated risk for individuals who filled at least two melatonin prescriptions 90 days apart. Those taking melatonin were also found to be 3.5 times more likely to be hospitalized for heart failure compared to non-users. The study highlights that over-the-counter melatonin supplements are not regulated in many countries, leading to variations in strength and purity, which can impact long-term health effects. Study authors expressed surprise at physicians prescribing melatonin for insomni... download the app to read more