The widget below matches the wavelength of light (in nanometers) to a particular color of light. Explore by entering various values between 400 nanometers and 700 nanometers. Values outside this range are not visible and therefore not associated with human-perceived color.
Researchers have documented the benefits of a regular practice of simple, deep breathing (1,2,6), which include: 1  Reduced anxiety and depression. 2  Lower/stabilized blood pressure. 3  Increased energy levels.  Muscle 1  relaxation. Decreased feelings of stress and overwhelm.
Studies have shown relaxation techniques may reduce anxiety in people with ongoing health problems such as heart disease or inflammatory bowel disease, and in those who are having medical procedures such as breast biopsies or dental treatment.