PSYCHOLOGY OF EMOTIONS

Detailed explanation-1: -Your pineal gland, also called the pineal body or epiphysis cerebri, is a tiny gland in your brain that’s located beneath the back part of the corpus callosum. It’s a part of your endocrine system and secretes the hormone melatonin.

Detailed explanation-2: -Melatonin is a hormone secreted by the enigmatic pineal gland in response to darkness, hence the name hormone of darkness.

Detailed explanation-3: -The gland contains light-sensitive cells that secrete melatonin in response to changing light throughout the day. It is responsible for helping your circadian rhythm or your sleep-wake cycle.

Detailed explanation-4: -The main function of the pineal gland is to receive information about the state of the light-dark cycle from the environment and convey this information by the production and secretion of the hormone melatonin.

Detailed explanation-5: -Melatonin “the light of night” is secreted from the pineal gland principally at night. The hormone is involved in sleep regulation, as well as in a number of other cyclical bodily activities and circadian rhythm in humans.