Health news today reports a new study linking long-term melatonin use to increased heart failure risk, raising safety concerns for chronic insomnia patients. According to several major outlets — including Healthline, Medical News Today, and The Washington Post — researchers have reported a possible link between long-term melatonin use and a significantly higher risk of heart failure. The study’s findings have quickly gone viral across global health news today trends, as experts urge caution over the routine, nightly use of sleep supplements. Health News Today: What the Study Revealed A recent large-scale observational study using the global TriNetX database analyzed over 130,000 adults diagnosed with chronic insomnia. Researchers discovered that…