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

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   “The cold weather does affect your biology,” she says. “The blood vessels constrict, and that raises the blood pressure and makes it harder for your heart to pump blood to your body.”

3. Study Finds This Type of Weather Doubles Heart Attack Risk ...

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   Cold weather also has a few factors that can impact the heart. “In cold weather, the body tries to conserve heat by constricting blood vessels—and that can raise blood pressure,” Dr ...

4. Does cold weather affect blood pressure?

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   Wrapping up warm, eating well and exercising indoors will help keep your blood pressure levels stable this winter.

5. 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 ...

6. Hypothermia - Wikipedia

   en.wikipedia.org/wiki/Hypothermia

   Hypothermia has two main types of causes. It classically occurs from exposure to cold weather and cold water immersion. It may also occur from any condition that decreases heat production or increases heat loss. [1] Commonly, this includes alcohol intoxication but may also include low blood sugar, anorexia and advanced age.

7. Pathophysiology of hypertension - Wikipedia

   en.wikipedia.org/wiki/Pathophysiology_of...

   A diagram explaining factors affecting arterial pressure. Pathophysiology is a study which explains the function of the body as it relates to diseases and conditions. The pathophysiology of hypertension is an area which attempts to explain mechanistically the causes of hypertension, which is a chronic disease characterized by elevation of blood pressure.