1 meter = 1000 millimeters. The back of this kitchen chair is 1 meter. A kilometer is equal to 1000 meters. When we need to get from one place to another, we measure the distance using kilometers.
In general, chest discomfort related to a heart attack or another heart problem may be described by or associated with one or more of the following: 1  Pressure, fullness or tightness in your chest. 2  Crushing or searing pain that radiates to your back, neck, jaw, shoulders and arms â particularly your left arm.owever, chest pain that is less likely due to a heart problem is more often associated with: 1  A sour taste or a sensation of food re-entering your mouth. 2  Trouble swallowing. 3  Pain that gets better or worse when you change your body position.
Women are more likely than men to have heart attack symptoms unrelated to chest pain, such as: Neck, jaw, shoulder, upper back or abdominal discomfort. Shortness of breath. Pain in one or both arms. Nausea or vomiting. Sweating.