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Doctor insights on: Causes Of Cold Sores On My Feet

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I have a few 1/4"-1/2" blisters that appeared on my hands 2 days ago and I a few on my feet as well. Last week I had a cold sore. What is going on?

I have a few 1/4"-1/2" blisters that appeared on my hands 2 days ago and I a few on my feet as well.  Last week I had a cold sore. What is going on?

Palmar rash: There are only a few rashes that will involve the palms and soles. Some entirely benign, some serious. You should see your Primary Care Provider to sort this out. ...Read more

Dr. Heidi Fowler
1,041 doctors shared insights

Cold Sore (Definition)

Also referred to as fever blisters, cold sores are small, painful fluid-filled blisters that are usually found around the lips. Cold sores are very contagious and can be spread by mouth to mouth contact and can spread to the genitalia and cause genital ...Read more


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Can you get cold sores on your feet?

Can you get cold sores on your feet?

I am not aware of : Herpes simplex type i affecting the feet. It often is found on the lips, skin around mouth, nose, chin, mouth, cheeks, & even eye or genitalia. I will flag this question & ask one of the infectious disease doctors to also provide an answer. ...Read more

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I think i'm getting cold sores on my foot. What should I use?

I think i'm getting cold sores on my foot. What should I use?

As Dr. Sparacino : Noted, speak to your doctor about this. I have never heard of anyone getting "cold sores" on their feet. My pure and unadulterated guess (not seeing your feet) is they aren't cold sores. ...Read more

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How long does the hand foot and mouth disease usually last ? And will all the cold sores go away at once or little over time ?

How long does the hand foot and mouth disease usually last ? And will  all the cold sores go away at once or little over time ?

About a week: HFM is a viral infection that causes blisters on palms, soles and in the mouth. Can be associated with moderate fever. The ulcers in the mouth will fade at different rates. Drink cool liquids, soft foods like pudding, yogurt, ice cream. Avoid acids like Orange Juice. Annoying but usually a self limiting condition. Tylenol (acetaminophen) can also help with the pain. ...Read more

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I got a cold sore on my foot. Is this unusual?

I got a cold sore on my foot. Is this unusual?

Not a cold sore: A cold sore (herpes) is extremely unlikely on the foot. Something else is causing this, even if it looks like the kind of cold sore you might get on your mouth. See a doctor if it doesn't heal or you otherwise remain concerned. ...Read more

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I shot ice day before yesterday in forearm & foot now it's swollen,red,and has fever. I've been in bed with a cold& sore throat ever since. Any sugges?

I shot ice day before yesterday in forearm & foot now it's swollen,red,and has fever. I've been in bed with a cold& sore throat ever since. Any sugges?

See a doctor : This has me concerned – I think you have a infection from where you injected those drugs. This can progress, including infection of the bloodstream, with organ dysfunction and possibly death if not treated properly. Sorry to scare you, but you need to get help right away. Doctors are professionals – you should not be judged for drug use – and medical records are private. Hope you get better. ...Read more

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What are the causes of cold sores and how do you get rid of them?

Herpes simplex virus: Cold sores are painful blisters that can occur on the lips, roof of the mouth or the gums which are caused by the herpes simplex virus (hsv-1). Melissa officinalis or lemon balm (cream) expedites healing of cold sores. It can reduce healing time by half. Studies also show that regular use can help v recurrences. Brief supplementation with lysine 1, 000mg orally 3x / day at the onset, can work. ...Read more

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What are the causes of cold sores and what can be done for it?

What are the causes of cold sores and what can be done for it?

Laser: Canker sores or aphatous ulcers have no know cause except they are triggered by trauma, stress, spicy, citrus food. Not everyone gets them though. They are recurring and even though there are some medication that help cut the cycle down from 14 days, I am a big proponent of laser treatment . Recent studies have shown laser treatment of the area can stop the pain immediately and cut the cycle ...Read more

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What are the causes of cold sores and how can I get them to go away?

HSV-1: Cold sores are painful blisters that can occur on the lips, roof of the mouth or the gums which are caused by the herpes simplex virus (hsv-1). Melissa officinalis or lemon balm (cream) expedites healing of cold sores. It can reduce healing time by half. Studies also show that regular use can help v recurrences. Brief supplementation with lysine 1, 000mg orally 3 x/ day at the onset can help. ...Read more

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What is the cause of cold sores?

What is the cause of cold sores?

Direct Contact: Cold sores are caused by the herpes simplex virus (hsv). They are typically transmitted through broken skin. Sometimes through kissing, sharing eating utensils or drinking cups, or other forms of touching another person's saliva. ...Read more

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Help! can antibiotics cause cold sores?

Help! can antibiotics cause cold sores?

No.: Cold sores (or herpes) is a virus that is transmitted from person to person contact. Once a person has it, it never goes away, but the sores can heal. It can be reactivated by sunlight, stress, sickness (colds, flu). If a person has an infection and takes antibiotics for it, it may seem as though the antibiotics caused the cold sores, but the infection probably triggered reactivation. ...Read more

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What causes cold sores and how do I get rid of it?

A viral infection.: Most cold sores are caused by the oral variety of the herpes virus. Once exposed to the virus, typically as a child, it never completely goes away. It flares up occasionally and causes sores which last from 7-10 days before healing. It tends to flare up when your immune system is down already, like after a cold, or lack of sleep, or times of stress. Topical antiviral creams can shorten the time. ...Read more

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What causes cold sores on the lips not to go away?

What causes cold sores on the lips not to go away?

Reinfecting: Although cold sores and canker sores are often confused for each other, they are not the same. Cold sores, also called a fever blister or herpes simplex type 1, are groups of painful, fluid-filled blisters. Unlike canker sores, cold sores are caused by a virus and are extremely contagious. Also, cold sores typically appear outside the mouth -- usually under the nose, around the lips, or under the. ...Read more

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What can cause cold sores and how do you get rid of them?

What can cause cold sores and how do you get rid of them?

Cold sores: Cold sores are caused by herpes simplex virus. Your doctor can prescribe valtrex (valacyclovir). Melissa Officinalis or lemon balm (cream) has been shown in European studies to help expedite cold sore healing. It can reduce healing time by 1/2. Studies also show regular use can help v recurrences. Brief supplementation w lysine 1,000mg orally 3x a day at the onset, can hasten healing. ...Read more

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Can anyone tell me what causes cold sores and how do you get rid of them?

Cold sores: Cold sores are herpes simplex virus 1. They enter body through a break in the skin when a person comes into contact with an infected person. Avoid kissing anyone with cold sores , sharing utensils , razors, drinking from water fountains ,sharing cups , straws to avoid contracting cold sores. Acyclovir cream , otc creams reduce pain. Oral Vatrex and Famvir (famciclovir) target the virus by prescription. ...Read more

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How do you get cold sores. Is it caused by germs or by sharing drinks or what?

How do you get cold sores. Is it caused by germs or by sharing drinks or what?

Recurrent virus: Cold sores are a sore from a virus (herpes simplex). The first episode can happen anytime but differs, usually appearing as small blisters in a close grouping near the lip.After healing, the virus hibernates in nearby nerves.The virus can returns to activity but the sores appear as a patch along the lip.In both episodes, the virus is being shed from the active wound ; be contagious. ...Read more

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Help docs! i'm trying to find out what causes cold sores and how do you prevent them?

Virus: Cols sores are a result of a herpes virus infection of the skin in the area. They can erupt during times of stress or when there is any other irritation of the lips and mouth. There are a number of otc medications that can shorten the duration of outbreaks. ...Read more