1st link in the accident chain; can be changed to break the chain (ex. Someone is running late for work so he rushes outside to the car.
Explanation:
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When emphysema develops, the alveoli and lung tissue are destroyed. With this damage, the alveoli cannot support the bronchial tubes. The tubes collapse and cause an “obstruction” (a blockage), which traps air inside the lungs. Too much air trapped in the lungs can give some patients a barrel-chested appearance.
hope this helps
The athlete would have to change from intense cardiovascular movement, to
reducing his/her respiratory rate, and increasing his/her muscular use such as the upper body and abdominal region.
