PSYCHOLOGY OF EMOTIONS

Detailed explanation-1: -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-2: -Melatonin is produced by various tissues in the body, although the major source is the pineal gland in the brain. Melatonin (blue) is produced naturally from the amino acid tryptophan, by the pineal gland (purple) at night-time.

Detailed explanation-3: -The pineal gland is a very small gland in the centre of the brain shaped like a pine cone, which is where it gets its name. It is part of the endocrine system. It produces a hormone called melatonin.

Detailed explanation-4: -Your pineal gland is a tiny endocrine gland in the middle of your brain that helps regulate your body’s circadian rhythm by secreting the hormone melatonin.