Astaxanthin is a reddish pigment that belongs to a group of chemicals called carotenoids. It occurs naturally in certain algae and causes the pink or red color in salmon, trout, lobster, shrimp, and other seafood. Indigestion (dyspepsia). 2  Early research shows that taking astaxanthin daily for 4 weeks does not reduce stomach pain, indigestion or the amount of bacteria (H. pylori) in the stomach that may cause stomach pain.
James-Lange Theory of Emotion was posed by both James and Lang at approximately the same time (hence the name James-Lange) and suggests emotions are a consequence of our physiological responses to external stimuli followed by identification of the emotion by examining the physical responses.
The art of being wise is the art of knowing what to overlook, William James once wrote. Learn more about his life, career, ideas, and contributions to psychology in this brief biography. Best Known For. Pragmatism; Functionalism; James-Lange Theory of Emotion; Often called the father of American psychology; Early Life