BPS 1101 Lecture Notes - Lecture 1: Respiratory Tract Infection, Cardiovascular Disease, Tuberculosis

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Canada had one of the highest standards of living in the world (81. 2 years of life). Longer life span and improved quality of life. The world life span is much lower than in canada (66. 6 years of life), but still almost double in comparison to most of human history. In some countries, life span is actually lower than the life expectancy in the stone-age (swaziland: 31. 9 years of life). Life span is an educated guess based on written records and archaeology. It is important to remember that only important people make it into historical records: life expectancy is mostly the ordinary people. Approximately 30-25 years for most of recorded history: most of the improvements in life span have happened over last 150 years. According to data for the united states, 150 years ago, life expectancy was the same as that of. All improvements came after 1850 which was around the time when science arose.

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