Answer: people make decisions to please themselves without realizing the responsibilities or consequences of their decisions.
Explanation: If there not smart enough to practice safe sex then That's there own fault. If you want to lose weight then efficiently then you have to take certain steps follow a program exercise eat healthy e.tc. quiting smoking is a conscious decisions as well as physical battle emotional physiological psychological.
When working properly, food/liquids moves to the esophagus then to the stomach
Because the more someone exerts themselves the more oxygen and carbon dioxide out put ratio is greater. The more you run and the faster you run the more oxygen you loose which is supplied to your muscles including your lungs.