Light therapy is usually started in the fall and continued through spring. When you begin light therapy, your first response will show you whether you need to adjust the intensity or duration. Many people respond to light therapy within 3 to 5 days.
Psychographics is a marketing demographic method used to analyze market segmentation. (The population demography of a specific market) It relates to the lifestyles, attitudes, beliefs, buying motivation, product usage requirements, and product perceptions.
Historical Examples. 1  She sighed, and the sibilance of it echoed with a strange lingering note between those high gray walls. Stubble George Looms. 2  Her clan took the word up, and for a time the sibilance of it was like a hiss in the room. The Imitator Percival Pollard.