<span>The effects of stress on the body can and is very extreme, especially on the immune system. Being in a stressful situation causes chemicals that are stress hormones to to be supplied to the body which is useful but too much can interfere with the functions of the immune system. This can cause a greater risk of tissue damage and infection but not only that it reduces the amount of white blood cells.</span>
They were known during the colonial years to the French as the Iroquois League, and later as the Iroquois Confederacy, and to the English as the Five Nations, comprising the Mohawk, Onondaga, Oneida, Cayuga, and Seneca
Answer: c) participant observation.
Explanation:
Participant observation is the qualitative research mechanism through which researchers get involved in the research activity along with the participants for studying and observing.It gives comprehensive understanding to researcher.It is usually carried out in field of sociology and anthropology.
According to the question,John is using participant observation as he is becoming a part of research along with homeless people to keenly observe the process and collect data on basis of that.
Other options are incorrect because secondary data analyzation, comparative research and qualitative technique are not used by investigator to become a part of research along with participants.Thus,the correct option is option(c).
Episodic binge eating followed by purging is a characteristic of the condition called Bulimia Nervosa.
Bulimia Nervosa is a a eating disorder which is characterized by episodes of overeating called as binge eating followed by purging by self-induced vomiting.
It is a potentially life threatening condition in which there is over fasting that can be dangerous for life. It is mostly seen in teenage girls who are excessively self obsessed about their body structure.
It can cause dehydration, fatigue, electrolyte imbalance, anxiety and mood swings.
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