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.
Differential association theory is perhaps the best known social learning perspective of. criminality and reflects an interpersonal approach. Edwin Sutherland was a sociologist of. the Chicago School and symbolic interactionist thought, credited with bringing the field of. criminology under the sociological umbrella'. Sutherland developed differential. association theory to explain how criminals learn the techniques and means of particular. criminal activities, and how to rationalize such behaviour as normal and enjoyable2.