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  2. Cardiac arrest - Wikipedia

    en.wikipedia.org/wiki/Cardiac_arrest

    In 2021, the American Heart Association clarified that "heart attack" is often mistakenly used to describe cardiac arrest. While a heart attack refers to death of heart muscle tissue as a result of blood supply loss, cardiac arrest is caused when the heart's electrical system malfunctions. Furthermore, the American Heart Association explains ...

  3. Cold shock response - Wikipedia

    en.wikipedia.org/wiki/Cold_shock_response

    The cold water can cause heart attack due to severe vasoconstriction, [2] where the heart has to work harder to pump the same volume of blood throughout the arteries. For people with pre-existing cardiovascular disease, the additional workload can result in myocardial infarction and/or acute heart failure, which ultimately may lead to a cardiac ...

  4. Coronary thrombosis - Wikipedia

    en.wikipedia.org/wiki/Coronary_thrombosis

    Coronary thrombosis is defined as the formation of a blood clot inside a blood vessel of the heart. This blood clot may then restrict blood flow within the heart, leading to heart tissue damage, or a myocardial infarction, also known as a heart attack.

  5. Know heart attack signs, how to perform hands-only CPR in ...

    www.aol.com/know-heart-attack-signs-perform...

    A cardiac arrest is when a person's heart stops pumping blood around their body and they stop breathing normally. Calling before a heart attack becomes cardiac arrest requires knowing the signs ...

  6. I'm a cardiologist and I want women to stop doing these 6 ...

    www.aol.com/news/im-cardiologist-want-women-stop...

    The plaque in the artery walls can cause chest pain and shortness of breath, and if that plaque ruptures, it can result in a heart attack or stroke. An ideal LDL range is below 100.

  7. Clinical death - Wikipedia

    en.wikipedia.org/wiki/Clinical_death

    Most tissues and organs of the body can survive clinical death for considerable periods. Blood circulation can be stopped in the entire body below the heart for at least 30 minutes, with injury to the spinal cord being a limiting factor. [4] Detached limbs may be successfully reattached after 6 hours of no blood circulation at warm temperatures.