PSY210H5 Lecture Notes - Lecture 5: Ethology, Dazed, Pragmatics
7 May 2012
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At 2, half of adult height and 4 x"s birth weight. Adulthood 10-12% of entire length is head, legs half of length. Athletic training competitive gymnasts enter puberty later in life because they don"t have body fat on them and because of rigorous activity. Girls who don"t have a father around enter puberty earlier. Health and nutrition have improved in many countries (especially for height) Nutritional deficits in one generation and next none so increased height in those children. Good nutrition more available so more taller people. Obesity: an individuals weight is at least 20% in excess of average weight for their height and frame. Obesity has been on the rise in north america children for many years. Modeling by others (adults eating large portions of unhealthy food and children monitoring that behavior) To help cut down children"s video game playing and tv watching (most effective) causing children to be more active.
