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  2. How Children Can Improve Their Cold Weather Breathing

    www.aol.com/news/children-improve-cold-weather...

    Winter’s dry air can create a variety of breathing difficulties for the approximately 4.6 million children with asthma or other respiratory conditions in the United States. To keep the littlest ...

  3. Cold shock response - Wikipedia

    en.wikipedia.org/wiki/Cold_shock_response

    Cold shock response is a series of neurogenic cardio-respiratory responses caused by sudden immersion in cold water. In cold water immersions, such as by falling through thin ice, cold shock response is perhaps the most common cause of death. [ 1 ]

  4. Asthma - Wikipedia

    en.wikipedia.org/wiki/Asthma

    Rates of asthma have plateaued in the developed world since the mid-1990s with recent increases primarily in the developing world. [289] Asthma affects approximately 7% of the population of the United States [203] and 5% of people in the United Kingdom. [290] Canada, Australia and New Zealand have rates of about 14–15%. [291]

  5. Work of breathing - Wikipedia

    en.wikipedia.org/wiki/Work_of_breathing

    The normal relaxed state of the lung and chest is partially empty. Further exhalation requires muscular work. Inhalation is an active process requiring work. [4] Some of this work is to overcome frictional resistance to flow, and part is used to deform elastic tissues, and is stored as potential energy, which is recovered during the passive process of exhalation, Tidal breathing is breathing ...

  6. Cold and heat adaptations in humans - Wikipedia

    en.wikipedia.org/wiki/Cold_and_heat_adaptations...

    Allen's rule is a biological rule that says the limbs of endotherms are shorter in cold climates and longer in hot climates. Limb length affects the body's surface area, which helps with thermoregulation. Shorter limbs help to conserve heat, while longer limbs help to dissipate heat. [13]

  7. Cold hands are common in winter. When are they a sign of a ...

    www.aol.com/lifestyle/cold-hands-common-winter...

    The hands typically get cold when the body or the hand specifically is exposed to cold.” Most of the time cold hands aren’t a cause for concern — they’re simply the result of less blood ...

  8. Inhalation - Wikipedia

    en.wikipedia.org/wiki/Inhalation

    Inhalation of air, as part of the cycle of breathing, is a vital process for all human life. The process is autonomic (though there are exceptions in some disease states) and does not need conscious control or effort. However, breathing can be consciously controlled or interrupted (within limits).

  9. Common cold - Wikipedia

    en.wikipedia.org/wiki/Common_cold

    The common cold or the cold is a viral infectious disease of the upper respiratory tract that primarily affects the respiratory mucosa of the nose, throat, sinuses, and larynx. [6] [8] Signs and symptoms may appear in as little as two days after exposure to the virus. [6] These may include coughing, sore throat, runny nose, sneezing, headache ...