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How long can colds and flu live on surfaces?



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Even though you are not usually a German germ cell, colds and flu can be the most persistent of us when you touch things like bus and subway bars, doorknobs and even squeamishly feel the hand of a stranger shaking. So many mothers like to remind their children: they do not know where that hand was. And in the colder months, when everyone seems to be sniffling and sneezing, a release policy may seem wise.

But how likely is it that you get sick when you touch an infected handrail or countertop? (Related: 9 Ways to Get Traveling, According to Doctors)

Alison Carey, M.D., a professor of microbiology and immunology at Drexel University, said. "Influenza viruses can survive on hard surfaces (like bus posts) and infect another person for 24 to 48 hours," she says. "Cold viruses do not survive that long ̵

1; usually a few hours, but there is evidence that they can survive and be delivered for up to 24 hours." (Related: How long does it take for the flu shot to be effective?)

So It is quite possible that someone who has a risk of infection may have cold or flu sneezing in their hands, then touching a door knob or a bus bar, and anyone who opens the same door or the same pole for the next few hours (and up The longer the virus sits, the more likely it is that someone will catch a cold or flu, says Dr. Carey. "But people can definitely get hold of it when they pick up bus sticks. especially in the five to ten minutes when a sick person gets off the bus and someone else gets in, "she says (see also: is it okay to train while singing?) [1 9659003] Any surface can harbor a cold or flu virus long enough for someone to touch it and get sick, Dr. Sticks and doorknobs. Basically, it is worthwhile to be careful of any surface that is touched again and again during the day, such as: Handrails, doors, light switches, taps and public transport sticks. "When you walk through a subway hub, it touches, touches and touches," says Dr. Carey. (Related: 3 ways to stop the spread of the flu – other than shooting)

So how can you protect yourself if you do not wear latex gloves everywhere? It depends on good hand hygiene and proper nicks etiquette, says dr. Carey. "Just wash your hands! And keep them as far away from your face as possible. "

People are constantly touching their faces without realizing it," she adds, "which is an easy way to get a cold virus from the doorknob directly into your body." It's not that hard to pass on the viruses, "says Dr. Carey. That's why everyone falls ill at this time of the year. "If you've touched an infected surface and then brought your hand up to cover a yawn or rub your eye or scratch your nose, then you put the virus in a vulnerable place in your body, and it will Certainly an advantage (akin to what is Emergen-C and does it really work?)

Keep these hands clean (alcohol-based hand sanitizer can do the trick if a sink is not available) and away from your face – and sneeze This is one of the best ways to prevent the spread of the virus.

This story was or Original on Health.com published by Kassandra Brabaw.


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