- How should I properly wear a mask during COVID-19?
- Should you meet with other people during the COVID-19 pandemic?
- Can the COVID-19 survive in drinking water?
- What are emergency warning signs for someone with the coronavirus disease?
- Do COVID-19 and tuberculosis spread in the same way?
- What is the most likely ecological reservoirs for coronavirus disease?
- What is the difference between medical masks and respirators whiel combatting COVID-19?
- Are there face masks that should not be worn during the COVID-19 pandemic?
- How long does the virus that causes COVID-19 last on surfaces?
- Is a smoker at a higher risk of getting the COVID-19 virus than that a non-smoker?
- Do smokers get more severe symptoms of COVID-19 if infected?
- Is Covid-19 airborne?
- Will climate change make the COVID-19 pandemic worse?
- Can masks prevent the transmission of COVID-19?
- Can COVID-19 cause severe disease?
- Should children wear a mask during the COVID-19 pandemic?
- Can the coronavirus disease be transmitted in hot or humid climates?
- Can fans be used safely inside during the COVID-19 pandemic?
- Does the virus that causes COVID-19 survive on porous surfaces?
- Can I wear masks with exhalations valves during COVID-19?
- Can the coronavirus disease spread through feces?
How should I properly wear a mask during COVID-19?
Here are the basics of how to wear a mask:• Clean your hands before you put your mask on, as well as before and after you take it off, and after you touch it at any time.• Make sure it covers both your nose, mouth and chin.
• When you take off a mask, store it in a clean plastic bag, and every day either wash it if it’s a fabric mask, or dispose of a medical mask in a trash bin.• Don’t use masks with valves..
Should you meet with other people during the COVID-19 pandemic?
In this difficult period it is best to meet virtually but if you have to meet others, do it carefully and with the right precautions.
Can the COVID-19 survive in drinking water?
Currently, there is no evidence about the survival of the COVID-19 virus in drinking-water or sewage.
What are emergency warning signs for someone with the coronavirus disease?
Call a doctor or hospital right away if you have one or more of these COVID-19 symptoms: Trouble breathing. Constant pain or pressure in your chest. Bluish lips or face.
Do COVID-19 and tuberculosis spread in the same way?
See full answerTB bacilli remain suspended in the air in droplet nuclei for several hours after a TB patient coughs, sneezes, shouts, or sings, and people who inhale them can get infected. The size of these droplet nuclei is a key factor determining their infectiousness. Their concentration decreases with ventilation and exposure to direct sunlight.COVID-19 transmission has primarily been attributed to the direct breathing of droplets expelled by someone with COVID-19 (people may be infectious before clinical features become apparent). Droplets produced by coughing, sneezing, exhaling and speaking may land on objects and surfaces, and contacts can get infected with COVID-19 by touching them and then touching their eyes, nose or mouth . Handwashing, in addition to respiratory precautions, are thus important in the control of COVID-19.
What is the most likely ecological reservoirs for coronavirus disease?
The most likely ecological reservoirs for SARS-CoV-2 are bats, but it is believed that the virus jumped the species barrier to humans from another intermediate animal host. This intermediate animal host could be a domestic food animal, a wild animal, or a domesticated wild animal which has not yet been identified.
What is the difference between medical masks and respirators whiel combatting COVID-19?
See full answerMedical masks (also known as surgical masks) are:• composed of 3 layers of synthetic nonwoven materials• configured to have filtration layers sandwiched in the middle• available in different thicknesses• have various levels of fluid-resistance and filtrationRespirators (also known as filtering facepiece respirators – FFP) are available at different performance levels such as FFP2, FFP3, N95, N99.Medical masks and respirator masks are similar in their protection value. However, respirators are specific for certain procedures and instances because they have a tightly fitted component to them. Respirator masks are designed to protect healthcare workers who provide care to COVID-19 patients in settings and areas where aerosol generating procedures are undertaken. Healthcare workers should be fit tested before using a respirator to ensure that they are wearing the correct size.
Are there face masks that should not be worn during the COVID-19 pandemic?
See full answerFace coverings limit the volume and travel distance of expiratory droplets dispersed when talking, breathing, and coughing. A face covering without vents or holes will also filter out particles containing the virus from inhaled and exhaled air, reducing the chances of infection. But, if the mask include an exhalation valve, a wearer that is infected (maybe without having noticed that, and asymptomatic) would transmit the virus outwards through it, despite any certification they can have.So the masks with exhalation valve are not for the infected wearers, and are not reliable to stop the pandemic in a large scale. Many countries and local jurisdictions encourage or mandate the use of face masks or cloth face coverings by members of the public to limit the spread of the virus.
How long does the virus that causes COVID-19 last on surfaces?
Recent research evaluated the survival of the COVID-19 virus on different surfaces and reported that the virus can remain viable for up to 72 hours on plastic and stainless steel, up to four hours on copper, and up to 24 hours on cardboard.
Is a smoker at a higher risk of getting the COVID-19 virus than that a non-smoker?
See full answerAt the time of preparing this Q&A, there are no peer-reviewed studies that have evaluated the risk of SARS-CoV-2 infection associated with smoking. However, tobacco smokers (cigarettes, waterpipes, bidis, cigars, heated tobacco products) may be more vulnerable to contracting COVID-19, as the act of smoking involves contact of fingers (and possibly contaminated cigarettes) with the lips, which increases the possibility of transmission of viruses from hand to mouth. Smoking waterpipes, also known as shisha or hookah, often involves the sharing of mouth pieces and hoses, which could facilitate the transmission of the COVID-19 virus in communal and social settings.
Do smokers get more severe symptoms of COVID-19 if infected?
Smoking any kind of tobacco reduces lung capacity and increases the risk of many respiratory infections and can increase the severity of respiratory diseases. COVID-19 is an infectious disease that primarily attacks the lungs. Smoking impairs lung function making it harder for the body to fight off coronaviruses and other respiratory diseases. Available research suggests that smokers are at higher risk of developing severe COVID-19 outcomes and death.
Is Covid-19 airborne?
The WHO says current evidence suggests the virus is primarily transmitted between people via these larger respiratory droplets and the surfaces they contaminate. The advice does not state that Covid-19 is never spread by airborne transmission, just that it appears much less common.
Will climate change make the COVID-19 pandemic worse?
See full answerThere is no evidence of a direct connection between climate change and the emergence or transmission of COVID-19 disease. As the disease is now well established in the human population, efforts should focus on reducing transmission and treating patients.However, climate change may indirectly affect the COVID-19 response, as it undermines environmental determinants of health, and places additional stress on health systems. More generally, most emerging infectious diseases, and almost all recent pandemics, originate in wildlife, and there is evidence that increasing human pressure on the natural environment may drive disease emergence. Strengthening health systems, improved surveillance of infectious disease in wildlife, livestock and humans, and greater protection of biodiversity and the natural environment, should reduce the risks of future outbreaks of other new diseases.
Can masks prevent the transmission of COVID-19?
See full answerMasks should be used as part of a comprehensive strategy of measures to suppress transmission and save lives; the use of a mask alone is not sufficient to provide an adequate level of protection against COVID-19.If COVID-19 is spreading in your community, stay safe by taking some simple precautions, such as physical distancing, wearing a mask, keeping rooms well ventilated, avoiding crowds, cleaning your hands, and coughing into a bent elbow or tissue. Check local advice where you live and work. Do it all!Make wearing a mask a normal part of being around other people. The appropriate use, storage and cleaning or disposal of masks are essential to make them as effective as possible.
Can COVID-19 cause severe disease?
While COVID-19 is spreading rapidly, most people will experience only mild or moderate symptoms. That said, this coronavirus can cause severe disease in some people.
Should children wear a mask during the COVID-19 pandemic?
See full answerWHO advises that people always consult and abide by local authorities on recommended practices in their area. An international and multidisciplinary expert group brought together by WHO reviewed evidence on COVID-19 disease and transmission in children and the limited available evidence on the use of masks by children.Based on this and other factors such as childrens’ psychosocial needs and developmental milestones, WHO and UNICEF advise the following:Children aged 5 years and under should not be required to wear masks. This is based on the safety and overall interest of the child and the capacity to appropriately use a mask with minimal assistance.
Can the coronavirus disease be transmitted in hot or humid climates?
From the evidence so far, the COVID-19 virus can be transmitted in ALL AREAS, including areas with hot and humid weather. Regardless of climate, adopt protective measures if you live in, or travel to an area reporting COVID-19. The best way to protect yourself against COVID-19 is by frequently cleaning your hands. By doing this you eliminate viruses that may be on your hands and avoid infection that could occur by then touching your eyes, mouth, and nose.
Can fans be used safely inside during the COVID-19 pandemic?
Air blowing from an infected person directly at another person in a closed space increases the risk of the virus spreading from one person to another.If COVID-19 is circulating in your community and the use of a table or pedestal fan is unavoidable, it is important to regularly bring in air from outside by opening windows or doors, while minimizing how much air blows from one person (or group of people) to another person (or group of people).
Does the virus that causes COVID-19 survive on porous surfaces?
As a rule of thumb, the virus dies faster on porous surfaces than on non-porous surfaces. However, this rule is not absolute, and of the many surfaces tested, two with the longest survival times are N95 respirator masks and surgical masks, both of which are considered porous surfaces.
Can I wear masks with exhalations valves during COVID-19?
Masks with vents or exhalation valves are not advised because they allow unfiltered breath to escape the mask.
Can the coronavirus disease spread through feces?
The risk of catching the COVID-19 virus from the faeces of an infected person appears to be low. There is some evidence that the COVID-19 virus may lead to intestinal infection and be present in faeces. Approximately 2−10% of cases of confirmed COVID-19 disease presented with diarrhoea (2−4), and two studies detected COVID-19 viral RNA fragments in the faecal matter of COVID-19 patients (5,6).However, to date only one study has cultured the COVID-19 virus from a single stool specimen (7). There have been no reports of faecal−oral transmission of the COVID-19 virus.