What causes the pineal gland to malfunction?
Because the pineal gland is closely associated with the hypothalamus, problems with the hypothalamus — including cancer, growths, or hormonal issues — can cause pineal gland dysfunction.
Pineal gland tumors are rare but can also alter pineal function..
What stimulates the pineal gland?
Function. The primary function of the pineal gland is to produce melatonin. Melatonin has various functions in the central nervous system, the most important of which is to help modulate sleep patterns. Melatonin production is stimulated by darkness and inhibited by light.
Why pineal gland is known as Third Eye?
The pineal gland was once dubbed the “third eye,” which originated for many reasons, ranging from its location deep in the center of the brain to its connection to light. Also, the French philosopher and mathematician René Descartes was fascinated with the pineal gland.
What stimulates the pineal gland to release melatonin?
The neurohormone melatonin is not stored in the pineal gland but rather is released into the bloodstream and can penetrate all body tissues  . It is important to note that “darkness” stimulates the pineal gland to secrete melatonin whereas exposure to light inhibits this mechanism .