Your brain contains a small pine cone-shaped gland called the pineal gland. It’s about the size of a grain of rice. However, that size can vary in animals depending on their location. ‌This tiny gland ...

The pineal gland produces several hormones. One of these, melatonin, helps regulate the body’s internal clock, including the sleep-wake cycle. The pineal gland may also help regulate female hormone ...

Pineal tumors are a form of tumor that develops in the pineal gland or around the pineal region of the brain. They're classified as central nervous system (CNS) tumors. In advanced cases, they can ...