Cold sores form on lips because of an infection by the herpes simplex virus, which gets into the body through a cut or scratch in the mouth or nearby skin, WebMD states. Contact with a cold sore or with HSV-infected flui... More »

Salt helps heal cold sores by acting as an antiseptic and drying out the sores, according to New Health Guide. Both sea salt and table salt can be used on cold sores to achieve this effect. More »

To treat cold sores, avoid acidic or spicy foods, apply ice to the affected area, and seek out over-the-counter remedies, such as topical creams, as advised byWebMD. Particularly stubborn or irritating cold sores may req... More »

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Lip blisters, medically known as cold sores or fever blisters, are caused by the herpes simplex virus, according to WebMD. There are two types of herpes simplex virus: HSV-1 and HSV2. Both types of this virus can cause c... More »

Some of the most common causes of chapped lips include use of certain drugs, allergic reactions, frequent licking of the lips, low levels of fluids in the body, use of certain toothpastes, breathing through the mouth and... More »

Cellulitis results from an infection from a bacteria when it enters the skin through a crack or a cut, according to Healthline. People suffer from cellulitis due to injuries that tear the skin, entry of foreign objects i... More »

Boils form on the buttocks when bacteria enters the skin through minor abrasions and makes its way into the hair follicles or oil glands, creating an infection, explains WebMD. Boils first present as hard, inflamed swell... More »