Alterations in the circadian control of melatonin secretion may be related to the development of mood disruption in women with premenstrual dysmorphic disorder (PMDD), according to the findings of a ...

The pineal gland is a small gland in the center of the brain. It secretes melatonin, which plays a role in the circadian rhythms or body clock. It may also affect bone metabolism, mental health, and ...

With previous evidence suggesting that melatonin may have a role in glucose metabolism, researchers have found an independent association between decreased secretion of melatonin and an increased risk ...

IL-6 and melatonin have a complex relationship, with melatonin potentially regulating IL-6 levels and influencing its anti-inflammatory effects. In the current study, several immune-related pathways, ...

A new experimental and clinical study from Lund University in Sweden shows that the sleep hormone melatonin impairs insulin secretion in people with a common gene variant. "This could explain why the ...

Hamamatsu, Japan – A groundbreaking study conducted by researchers from Hamamatsu University School of Medicine, in collaboration with several international institutions, has unveiled a critical link ...

Domenico Fetti, "Sleeping Girl," circa 1615. Museum of Fine Arts, Budapest Source: Wikimedia Commons/Public Domain. Legendary accounts of those who remain asleep for years fascinate us. There is ...

A new study raises concerns about the supplements, which parents are increasingly using to help children sleep. By Emily Schmall Gummies, chocolate and even jelly beans: Melatonin supplements marketed ...