Endocrine glands release hormones into the bloodstream.
Endocrine glands include the:
When a gland releases a substance, it is called secretion. Hypersecretion is when too many hormones are released. Hyposecretion is when too few hormones are released.
Many different disorders can result when too few...Read more
Melatonin is a sleep hormone, produced by the pineal gland seated deep inside the brain, as well as other parts of the body, such as the... Read more »
See Serotonin. © Teri Robert, 2009Last updated November 20, 2009 Read more »