This habit is closely associated with rocking, also a harmless habit. The cause of either banging or rocking is unknown. Head banging may also be a part of the symptoms of children with other disorders, including autism, mental retardation, blindness, and hearing loss. If rhythmical behavior begins after 18 months, consult your physician. Aldosterone encourages the kidney to excrete potassium into the urine and to retain sodium, thereby retaining water.
Aldosterone is classified as a mineralocorticoid hormone.
The primary stress hormone. Cortisol is the major natural glucocorticoid in humans. Chemical substance produced in the body that controls and regulates the activity of certain cells or organs. A hormone originally denoted a chemical made by a special gland for export to another part of the body. M. Bayliss and Ernest H. Starling who that year reported their discovery of a substance made by glands in the small intestine that stimulated pancreatic secretion.