Answer to Question 1
Health problems linked with pollution include heart disease; headaches and dizziness; decline in cognitive functioning; eye irritation and impaired vision; nasal discharge; cough; shortness of breath; sore throat; aggravation of the symptoms of colds, pneumonia, bronchial asthma, emphysema, chronic bronchitis, and other respiratory problems; nausea; vomiting; and increased risk of cancer.
Answer to Question 2
Job insecurity, such as uncertainty about whether you'll be let go in a pending round of layoffs, increase stress hormones and take a toll on health. Workers who have been fired or laid off must deal with multiple losses: the loss of a paid position, a daily routine, and the camaraderie of coworkers, as well as the possible loss of the ability to support themselves and their families. They experience higher rates of depression and report significantly more anxiety, health complaints, and reduced life satisfaction.
The control of breathing via respiratory centres in the mammalian brain.
Relationship Between Physical Activity and Improved Health Benefits
Common Pathogens Associated with Health Care–Associated Infections
Proportional reasoning word problems
The X-linked genetic model of Morgan’s eye-color inheritance