Clues to mysterious new sickness affecting dogs
A new type of bacterial infection could be the culprit behind a mysterious canine respiratory illness that has been infecting dogs from coast to coast, New Hampshire researchers say.
A new type of bacterial infection could be the culprit behind a mysterious canine respiratory illness that has been infecting dogs from coast to coast, New Hampshire researchers say.
Plants & Animals
Nov 23, 2023
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Dog owners are likely familiar with the respiratory disease commonly known as kennel cough; while most cases have been historically mild, a more severe form of the infection is on the rise.
Veterinary medicine
Jun 2, 2023
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Cases of bird flu have been detected in backyard chickens in Paraguay, authorities said Saturday.
Veterinary medicine
May 21, 2023
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A new study has shown that the airborne transmission of COVID-19 is highly random and suggests that the two-meter rule was a number chosen from a risk 'continuum', rather than any concrete measurement of safety.
Soft Matter
Nov 23, 2021
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As the highly infectious delta variant of the coronavirus continues to spread across the United States, guidelines from the Centers for Disease Control and Prevention recommend even the vaccinated wear masks indoors to prevent ...
Soft Matter
Oct 12, 2021
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Since the spread of virus causing COVID-19 continues, experts recommended wearing homemade facemasks when surgical or N95 masks are not available to prevent the spread of the pandemic. While such makeshift masks are more ...
Soft Matter
Sep 14, 2021
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953
If you have a pet—specifically a dog—then you have probably heard about kennel cough, an infection caused by bacteria or viruses that causes respiratory irritation and a deep, painful-sounding cough. In recent months, ...
Veterinary medicine
Sep 1, 2021
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8
Two groups of researchers at Sandia National Laboratories have published papers on the droplets of liquid sprayed by coughs or sneezes and how far they can travel under different conditions.
General Physics
May 11, 2021
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Simply wearing a mask may not be enough to prevent the spread of COVID-19 without social distancing.
Soft Matter
Dec 22, 2020
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Keeping two meters apart might not be far enough to stop the spread of coronavirus from sneezes and coughs, according to a new study.
General Physics
Dec 8, 2020
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42
A cough ( pronunciation (help·info) Latin: tussis) is a sudden and often repetitively occurring reflex which helps to clear the large breathing passages from secretions, irritants, foreign particles and microbes. The cough reflex consists of three phases: an inhalation, a forced exhalation against a closed glottis, and a violent release of air from the lungs following opening of the glottis, usually accompanied by a distinctive sound. Coughing can happen voluntarily as well as involuntarily.
Frequent coughing usually indicates the presence of a disease. Many viruses and bacteria benefit evolutionarily by causing the host to cough, which helps to spread the disease to new hosts. Most of the time, coughing is caused by a respiratory tract infection but can be triggered by choking, smoking, air pollution, asthma, gastroesophageal reflux disease, post-nasal drip, chronic bronchitis, lung tumors, heart failure and medications such as ACE inhibitors.
Treatment should target the cause; for example, smoking cessation or discontinuing ACE inhibitors. Some people may be worried about serious illnesses, and reassurance may suffice. Cough suppressants such as codeine or dextromethorphan are frequently prescribed, but have been demonstrated to have little effect.[citation needed] Other treatment options may target airway inflammation or may promote mucus expectoration. As it is a natural protective reflex, suppressing the cough reflex might have damaging effects, especially if the cough is productive.
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