Canker sores and fever blisters
Are fever blisters and canker sores the same thing?
No. Canker sores occur only inside the mouth and are not contagious. They sometimes occur as a result of trauma (biting the inside of the lip, burning the mouth with hot food), but may also occur without any known reason.
or cold sores are caused by herpes simplex virus type 1 and are very contagious. Fever blisters often come back in the same location.
The beginning of summer kicks off the camping and hiking season, anxiously awaited by those who have endured a long cold winter. This year will likely prove to be one of the busier camping seasons as many Americans bypass more expensive vacations that involve pricey airline tickets or gas guzzling road trips. Emergency department staff will probably see a greater number of people with contact dermatitis caused by exposure to poison ivy, poison oak or poison sumac. Many people have never seen poison ivy , or perhaps wouldn't recognize it if they saw it. Poison ivy, poison oak and poison sumac belong to the plant genus Toxicodendron (previously referred to as Rhus ). Toxicodendron means "poisonous tree." These plants have an oil-based substance in the resin on their leaves and in their stems and branches called urushiol that causes a delayed skin reaction in about 50% of people that contact it. Urushiol may cause severe contact dermatitis in people that have previousl...
<p><strong>What Is Genital Herpes?</strong></p>
<p>Genital herpes is a viral infection characterized by outbreaks of painful sores on the genitals. Most often it spreads through sexual contact. Once infected, a person carries the virus permanently in a latent form in the nerve cells; there is no cure. An initial attack and any recurrences generally last from one to three weeks, after which the infection may go into remission for months or years. Subsequent attacks tend to be less severe, and in about one-third of cases, permanent remission follows the initial outbreak.</p>
<p>Most people with genital herpes have no symptoms. In about one third of those who develop clinical symptoms, permanent remission occurs after the initial attack, most likely due to the ability of the body’s immune system to contain the virus. The remaining two thirds of people with symptoms will suffer additional outbreaks at unpredictable intervals. The first...
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