Angina<span> (also called </span>angina pectoris<span>) is defined as: “a condition marked by severe pain in the chest, often also spreading to the shoulders, arms, and neck, owing to an inadequate blood supply to the </span>heart<span>.” A </span>heart attack<span> occurs when this same process lasts long enough to cause permanent damage to the </span>heart<span> muscle.</span>
In a study, the independent variable is the thing that you change to see how the change produces different results. In this study, the independent variable would be the use of nicotine.
I would Add vegetables to your favorite meal , Keep fresh fruits out in a bowl and Store chopped vegetables in the refrigerator you know if that doesn't work you can just shove it in their mouth and say EAT IT ITS GOOD FOR YOU
