- A study questions melatonin use and heart health but don’t lose sleep over it AP News
- Is Melatonin Bad for Your Heart? Here’s What to Know. The New York Times
- Long-term use of melatonin supplements to support sleep may have negative health effects www.heart.org
- Common Supplement Shows Concerning Link to Heart Failure ScienceAlert
- Common OTC Sleep Aid Linked to Heart Failure Risk Medscape