Long-term melatonin use for sleep problems may come with unexpected heart dangers. Researchers found that chronic users were almost twice as likely to die and 3.5 times more likely to be hospitalized for heart failure. Though melatonin is widely regarded as harmless, experts now urge caution with extended use.
Source: https://www.sciencedaily.com/releases/2 ... 012959.htm
Source: https://www.sciencedaily.com/releases/2 ... 012959.htm
