The classic smoker's cough<span> only indicates that your lungs are irritated. However, that irritation does put you at risk of developing other infections because bacteria and viruses can take hold more easily when your lungs aren't healthy.</span>
Answer: Pumps more blood than it used to through the body with each beat
Explanation:
Aerobic activities such as jogging and aerobic exercises are helping in strengthening the heart so the heart pumps more blood than it used to because the heart in that way is becoming more efficient.
These activities are good and they are helping in heart disease problems and they can improve and help people in preventing heart diseases.
Heart diseases are referring to a weak heart and with aerobic activities, people can strenghthen the heart so it works better.
Answer:
1. Surplus of food
Explanation:
In order to build a a society, the very first thing that human civilization need to do is find a way to settle in an exact same place for a long period of time. This could only happen if we have a surplus of food in that area.
Without it, we need to be a nomadic group. This require us to move from one place to another while seeking new source of foods. In such situation, we wouldn't have enough time to slowly develop our traditional tribes into a modern society.
Yes, there should be stricter regulations to qualify for social security disability so the government can save tax money for those who really need it.