Heart attackscan be deadly, and the widowmaker is one of the deadliest kinds. It can happen suddenly when a keyarterythat movesbloodto theheartgets almost or completely blocked. The left anterior descending (LAD) artery provides blood to a large part of your heart. Cutting off that blood flo...
A heart attack can happen to anyone. Let’s say it’s 4:17 p.m. and you’re driving home (alone of course) after an unusually hard day on the job. Not only was the workload(工作负担) extremely heavy, you also had a disagreement with your boss, and no matter how hard you tried...
Ki-Tek tries to deliver a heartfelt speech like a TV patriarch but severely lacks the gravitas. Chung-Sook and Ki-Jung are already drinking their beers. KI-WOO Cheers! KI-TEK To family! (re: window) That son of a bitch. It’s not even dark yet! 6. The family turns to se...
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Your heart is racing, your breath is constipated, but you can’t catch your breath? These are all classic signs of a panic attack. And it can happen even when you are doing something you enjoy, like playing atTony Betor going out with friends. Where does panic come from, what are the...
Getting regular exercise not only reduces a person's risk of heart disease, it can increase the chance of survival if aheart attackdoes happen, compared to people who aren't in very good shape, a new study shows. But just how much walking, jogging, swimming, or yoga does a heart need...
小华从家里开始以一定的速度沿平直小路去同学家送一本书，停留一会儿，又以相同的速率沿原路返回家里，如图所示的位移﹣时间图象、速度﹣时间图象中哪些可以描述小华的运动情况（ ）
For example, shortness of breath or an accelerated heartbeat is not necessarily an indication of a heart attack. However, people who experience anxiety could be more at risk of long-term negative impacts of stress, such as high blood pressure, heart disease, ulcers, and other digestive ...
How does hypertension develop and what does it have to do with a high risk of heart attack? Cardiac Arrest: When the heart suddenly stops beating due to a lack of blood flow to the vital organs in the body, such as the brain is referred to as cardiac ar...
A diabetic coma is a dangerous condition that can happen if your blood sugar becomes very high (hyperglycemia) or very low (hypoglycemia) and remains untreated. A coma is a prolonged period of unconsciousness. If you're in a coma, you don't respond to any stimulation, such as being touche...