Answer: Exhaled air consists of 78 percent nitrogen, 16 percent oxygen, 4 percent carbon dioxide and potentially thousands of other compounds.
Explanation: Does this help???
Environmental influence , health habits , disease are the most common and strongly influence length of life expectancy, quality of health and incidence of chronic illness. Tobacco,exposed to smoke , poor nutrition , including diets low in fruits and vegetables and high in sodium and saturated fats.
There are some factors of chronic disease which effect , the main modification behavioral risk factors are tobacco use, alcohol use, an healthful diet and physical inactivity.
The most common risks that associated with the deaths of both men and women are high body mass index , and high fasting plasma glucose but greater cumulative impact on health comes from poor diet.
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<span>It increases the amount of time spent on fitness activities.
It is often more convenient to participate in lifestyle fitness activities than more formal fitness activities.
It helps a personal fitness program lead to lifestyle change.</span>
The correct choice can be either A or B. It is part of acronym SMART goal. S= specific, M= measurable, A= Attainable, R= relevant, T=Time based.