Long-term poor sleep and insomnia raise your chances of heart problems by triggering body-wide inflammation. This same inflammation might also mess up research trying to figure out if melatonin supplements are bad for your heart.

Not getting enough sleep can cause your whole body to become inflamed, which may increase your risk of heart and blood vessel problems. This harmful effect happens even if you take melatonin supplements to help you rest.

Does taking melatonin for sleep over a long period actually increase the chance of dying from any cause? This claim suggests that people who use melatonin regularly for insomnia might face a higher risk of death compared to those who do not use it.

Taking melatonin for sleep over a long period might actually increase the risk of heart failure in adults who have insomnia. Instead of being completely safe for the heart, the claim suggests it could raise the chances of developing heart problems by nearly 2% over five years.

Using melatonin long-term to treat insomnia might actually increase the risk of serious heart problems and death, according to recent real-world patient data.

Adults with insomnia who take melatonin long-term appear to have a higher risk of dying from any cause over five years compared to those who don't take it. This suggests that chronic melatonin use might carry hidden health risks for people with sleep problems.