The dietary supplement melatonin does not improve the symptoms of cachexia in patients with advanced cancer, according to a study published online February 25 in the Journal of Clinical Oncology.

Evidence from observational studies on light at night (LAN) exposure, sleep duration, endogenous melatonin levels, and risk for breast cancer in women is conflicting. This led us to conduct a ...

Disrupted sleep cycles interfere with the body’s ability to repair DNA Workers taking melatonin had boosted levels of a chemical produced during DNA repair TUESDAY, Feb. 25, 2025 (HealthDay News) -- ...

NEW YORK (Reuters Health) - Despite encouraging results in the past, melatonin pills did nothing to help advanced cancer patients eat more or stave off weight loss in a new clinical trial. "We had ...

Melatonin supplementation may help offset the DNA damage associated with night shift work by boosting the body’s ability to repair it, suggest the findings of a small clinical trial published online ...

Normal night-time production of the body clock hormone, melatonin, is suppressed in night shift workers. This compromises the body's ability to repair oxidative DNA damage, the by-product of normal ...

Night shift workers face an increased risk of cancer, as their disrupted sleep cycle causes wear and tear on their DNA. But taking melatonin might help ward off this risk, a new study suggests. Folks ...