This one thing secretly spread Covid-19, say scientists

The recent push in cases of coronaviruses in the south can be due to this indoor device.


Is the recentSCREEN OF CASES OF CORONAVIRUS A hot weather result in Western and South states? Not precisely, but it is linked without mistrust. Scientists noted that the confidence of people on air conditioners in hot summer months - and in particular air recirculation at home and in public buildings, such as restaurants and bars - can increase the concentration of air than others exhale.

In other words, while you may appreciate a more comfortable temperature inside the A / C, you also inhale the air that has been expired by others (which can contain germs, bacteria or coronavirus), then recycled throughout the building.

"You breathe a higher percentage of the same air as other people exhale", Edward Nardell, MD, Health Professor and Environmental Immunology and Infectious Diseases at Harvard's T.H. Chan Public Health School, explained toWebmd.

The HVAC systems have integrated energy efficiency systems that adjust the amount of fresh air being drawn from the outside when the temperatures are high and recirculate more indoor air. So warmer temperatures? The more interior air is recirculated, which increases the chances of propagation of Covid-19 if a person in space has the virus.

In addition, Dr. Nardell notedWebmd That many air conditioner systems eliminate moisture, which makes the air dryer and more welcome for viruses.

There is a growing body of evidence that indicate themost risky location contract the Covid-19 contagion isinside, especially poorly ventilated areas.Airborne Exhaled droplets can hang in the air for a prolonged period. If someone in the same building is sick, bacteria and germs can spread more easily with less ventilation.

The airborne transmission of the virus has become a largely accepted concern in the scientific communities and the increase in recirculated air in homes that rely on air conditioning can very well be an important variable in the current increase in cases. "On the basis of our evaluations of epidemics, air sampling and animal studies and we have as much evidence to show that airborne transmission occurs as the transmission of the surface, so we need a Clear orientation To know how to solve this problem ", Shelly Miller, PhD, a mechanical engineering teacher who studies the quality of the indoor air at the University of Colorado in Boulder, saidWebmd.

For now, Miller suggests keeping your cool home from the best you can learn less about air conditioning and more on opening the outdoor windows and doors. She also suggests investing in an air filter and looking for the best to buy atAssociation of appliance manufacturers. In public places likegrocery stores, do your best to keep your shopping trip within 15 minutes, whichExperts say The time it takes to contract coronavirus in interior places.

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Categories: Restaurants
Tags: Coronavirus / News
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