Melatonin (Noun)
Meaning
Hormone secreted by the pineal gland.
Classification
Nouns denoting body parts.
Examples
- The production of melatonin is suppressed by light and stimulated by darkness, which is why people often take melatonin supplements to help regulate their sleep-wake cycles.
- Research has shown that the pineal gland's secretion of melatonin plays a crucial role in regulating the body's circadian rhythms.
- The hormone melatonin is often referred to as the "sleep hormone" because of its ability to induce drowsiness and promote relaxation.
- Melatonin levels typically rise in the evening and decrease in the morning, helping to regulate the body's natural sleep-wake cycle.
- Studies have found that exposure to screens and electronic devices before bedtime can suppress the production of melatonin, leading to difficulty falling asleep.