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Nandanavana
aggression as a behaviour causing or threatening harm to others (according to Jainism, to self also). Its intensity can be verified by hormonal changes in blood sample while the intent may not be observable. It has also been found that the boys are more violent and negative than girls. Moreover, the aggressive tendency is an agerelated phenomena where its stability goes with the age, and Early aggression in adulthood
--- 0.63 - 0.79 Later aggression in life The scientists have pointed out that aggressive tendency has temperamental, emotional and cognitive aspects. However, the cognitive factors are more specific. There are many cumulative short and long term factors like poor parenting, bad habits and now even T.V. - also to promote this tendency.
In physiological terms, it is pointed out that: (1) Physiological change oc Mental state (2) Plasmic testosterone secretion or level and androgenic activity of
violence (3) XYY has higher aggressive activity (4) Cortisol Cortisone system excites brain activity or violence
and alters EEG. (5) Nicotine or smoking helps secretion of violence - including
hormones (Adrenaline and nor-adrenaline). (6) Hypothalamic region of brain is responsible for emotions and
behaviour. It promotes release of pituitary hormones specially
melatonin as per Dr. Dore". (7) Anger or aggression is due to the following factors:
(a) Deprivation of cerebral cortex (b) Liberation of epinephrine (c) Removal of basal ganglion. (d) Thalamic lesions in hypothalamus
(e) Stimulation of right amygdale (8) Nor - adrenaline promotes fear and emotionalism (9) Changes in hormonal balance affect the brain function and mental
life.
(10) Active free radicals are produced in excess.
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