The pineal gland is a tiny gland that is very helpful to the body. It is part of the endocrine gland. It is located in the brain. The main function of the pineal gland is to help with sleep. So, if you have trouble sleeping or getting to sleep, then you can blame your pineal gland. Specifically, the pineal gland is located in the epithalamus.
This part of the brain is in the center. There are two hemispheres in the brain and the pineal gland is located in neither hemisphere because it is in between the two. Another function of the pineal gland is to monitor and control the pituitary gland. This pineal gland helps people feel energetic for their day since it helps you sleep.