Blog5

From an article in a text book tells us that there are four attitudes for good health, long life, and happiness.
1. Optimism
2.graditude
3.to be proactive
4.to embrace learning and changing
The article also tells that one secret to health in old age is in the genes, and another factor is exercise.

From an article "The wisdom Years" , it tells  these factors have helped to increase life expectancy and reduce  mortality rates.
1.scientific and technological advances
2.industialization and socioeconomic development
3. improved communication
4.better hygiene and increased mortality rates

Not only attitudes help to increase life expectancy, but improvement of technology has helped the increase of life expectancy.