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  2. 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 ...

  3. 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.

  4. The devastating Texas blackouts explained in 3 levels of detail

    www.aol.com/news/devastating-texas-blackouts...

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  5. Cardiac arrest - Wikipedia

    en.wikipedia.org/wiki/Cardiac_arrest

    The underlying causes of sudden cardiac arrest can result from cardiac and non-cardiac etiologies. The most common underlying causes are different, depending on the patient's age. Common cardiac causes include coronary artery disease, non-atherosclerotic coronary artery abnormalities, structural heart damage, and inherited arrhythmias. Common ...

  6. Heart attacks spike every Christmas. How cold weather, big ...

    www.aol.com/lifestyle/heart-attacks-spike-every...

    People may also feel nauseated or like their stomach is upset if they’re about to have a heart attack (this is more common in women). These should never be ignored. These should never be ignored.

  7. The #1 Way to Lower Your Heart Attack Risk Naturally ...

    www.aol.com/lifestyle/1-way-lower-heart-attack...

    “The risk of a heart attack increases with age, especially for men after age 45 and women after age 50. In particular, once women enter menopause, they can be up to three times more likely to ...

  8. 2021 Texas power crisis - Wikipedia

    en.wikipedia.org/wiki/2021_Texas_power_crisis

    At the peak, over 5 million people in Texas were without power, [68] with 11 million experiencing an outage at some point, [22] some for more than 3 days. [69] During the period of outages, the wholesale electric price was set to $9,000/megawatt-hour which was the "system cap" set by ERCOT, [70] compared to a more typical $25/MWh. [22]

  9. Why are there still so many blackouts after major storms? - AOL

    www.aol.com/news/why-still-many-blackouts-major...

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