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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 ...
When you get the chills and don’t have a fever, you should see a doctor, especially when it happens frequently, says Hannah Cohan, N.P., a board-certified nurse practitioner with Medical Offices ...
Colder temperatures, especially in winter months, won’t cause a common cold. But they can weaken your immune system, and colder, drier air can help respiratory viruses thrive.
Other cold-related injuries that can be present either alone or in combination with hypothermia include: Chilblains: condition caused by repeated exposure of skin to temperatures just above freezing. The cold causes damage to small blood vessels in the skin. This damage is permanent and the redness and itching will return with additional exposure.
“You can certainly die from hypothermia because we can’t get you rewarmed,” MacNeill said. “Your heart rate gets really slow or your heart stops because it’s just too cold to function.”
The term ILI can be used casually, but when used in the surveillance of influenza cases, can have a strict definition. The World Health Organization defines an illness as an ILI if the patient has a fever greater than or equal to 38 °C and a cough, which began in the last 10 days.
Extreme cold occurs in the U.S. every winter and can be life-threatening when you're unprotected, making it crucial to be prepared for the dangerously cold conditions ahead of time. Extreme cold ...
A distinction can be made between "proximal ageing" (age-based effects that come about because of factors in the recent past) and "distal ageing" (age-based differences that can be traced to a cause in a person's early life, such as childhood poliomyelitis). [53] Ageing is among the greatest known risk factors for most human diseases.