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I want to get healthier. Close Health Alerts from Harvard Medical School Get helpful tips and guidance for everything from fighting inflammation to finding the best diets for weight loss People get shingles when the varicella zoster virus, which causes chickenpox, reactivates in their bodies after they have already had chickenpox. Shingles is caused by varicella zoster virus VZV , the same virus that causes chickenpox.
After a person recovers from chickenpox, the virus stays dormant inactive in their body. The virus can reactivate later, causing shingles. Most people who develop shingles have only one episode during their lifetime. However, you can have shingles more than once. If you have shingles, direct contact with the fluid from your rash blisters can spread VZV to people who have never had chickenpox or never received the chickenpox vaccine.
If they get infected, they will develop chickenpox, not shingles. Nicola Jagielski. What is shingles? Other symptoms include: Pain, numbness and tingling in affected areas Sensitivity to contact Itching Bursting blisters that crust over Fatigue Sensitivity to light Headaches and fever For some people, especially the elderly or those with a weakened immune system, shingles can be a serious condition.
What causes shingles? Should an employee with shingles come to work? Advice for employees You might be asking yourself, ' can I go to work with shingles? How long do you stay off work with shingles?
It's not unusual for employees to wonder how long to stay off work with shingles. Top Read Blogs If you have shingles, you can pass the virus to another person, which could then cause them to develop chickenpox. However, the virus can only be transmitted from the time blisters appear to when they form a crust, according to the Centers for Disease Control and Prevention CDC. Keeping the rash covered will reduce the risk of transmission.
For most of that time, the virus stays in an inactive state. But it can reactivate again years later. This could cause the person to develop shingles. Read on to learn more about shingles and how to prevent the spread of the varicella-zoster virus. The varicella-zoster virus can typically spread from a person with shingles to someone who has never had chickenpox.
If a person has had chickenpox , they usually have antibodies against the virus in their body. Shingles causes open, oozing blisters.
This could lead to chickenpox. Once the blisters scab, they can no longer pass on the virus. Most people have the varicella-zoster virus in their bodies. But the National Institute on Aging says that it only reactivates in around one-third of them, so only one in three people with the virus will have shingles.
However, the chance of this happening increases as a person gets older. Around half of all cases occur after the age of 60 years, and the risk increases significantly from 70 onward. Early shingles symptoms can include:. The most noticeable symptoms are blisters and pain. The outward symptoms of shingles look a lot like a case of chickenpox.
Both diseases cause raised blisters that open, ooze fluid, and crust over. But unlike the chickenpox rash, which can occur on different parts of your body, shingles usually affects one area of your body. Shingles blisters are most prevalent on your torso, where they wrap around your waist on one side of your body. The shingles rash may also appear on one side of your face.
If this happens, contact a doctor immediately. Shingles travels along a nerve path, causing pain and strange sensations. Itching and sensitivity to touch are also symptoms of shingles. Shingles pain varies in severity.
It can be difficult to treat with over-the-counter pain medications.
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