Dec 15, 2025 · Long-term melatonin use for insomnia was associated with a higher hazard of heart failure (HF), an increase in HF hospitalizations and a doubling of all-cause mortality over …

Nov 4, 2025 · Disrupted circadian rhythms — our body clocks in which melatonin plays a role — and insufficient sleep have been linked with greater odds of cardiovascular issues including …

Nov 12, 2025 · A recent study found that adults who took prescription melatonin for at least one year had a 90% higher risk of developing heart failure. Experts say the research is preliminary …

Nov 5, 2025 · This week, a series of headlines warned about the potential risks of taking the sleep supplement melatonin, saying new research had linked it to a 90 percent increase in heart failure.

Nov 17, 2025 · Millions of people rely on melatonin as a natural, cheap sleep aid, but a new study suggests the over-the-counter supplement may be linked to an increased risk of heart …

Nov 3, 2025 · Further, people taking melatonin are nearly 3.5 times more likely to be hospitalized for heart failure, researchers found.

Nov 3, 2025 · Experts say new research findings suggesting that long-term use of melatonin could be associated with increased risk of heart failure need further investigation.

Nov 3, 2025 · Melatonin supplements are promoted and marketed as a safe sleep aid; however, data demonstrating their long-term cardiovascular safety are lacking, which prompted the …

Nov 4, 2025 · People using melatonin for more than a year faced dramatically higher risks of heart failure and death compared to non-users.

Nov 3, 2025 · Using global health records, researchers found that melatonin users had about 90% higher odds of developing heart failure and were nearly twice as likely to die from any cause …