Fever blister are tiny tiny, fluid-filled blisters on and around the lips. A scab can last days and forms after the blisters break and heal in 2 to 3 weeks without leaving a scar. Fever blisters usually occur in groups and cause red, swollen, and sore wounds. Cold sores can spread from person to person by close contact, such as kissing or oral sex. Although there is no cure for cold sores, treatment can help manage outbreaks. For instance, using antiviral medicine or creams can help sores heal more quickly. Also, such medications or creams make future outbreaks happen less often and be shorter and less serious. The exact cause of fever blisters is not known but is believed to be as a result of the herpes simplex virus. Worldwide, more than 90 percent of the adult population has one or both forms of this virus.

There are several home remedies for fever blisters. The first one is Ice, which helps to treat inflammation by reducing blood flow to the area. It also numbs the area so that there’s less pain. The second treatment option is Melissa officinalis, which has the potential to kill herpes simplex virus and affect how the virus attaches to host cells. Moreover, L-lysine is an amino acid that may help shorten the duration of a fever blister. Lysine can inhibit the amino acid that promotes the growth of the fever blisters. Additionally, zink therapy is highly effective as it shortens the duration of cold sores compared to a placebo cream. Zinc oxide may also have a role in preventing the herpes simplex virus from entering cells. Besides, Oregano oil inhibit different animal and human viruses, including herpes. Licorice root has gained popularity as a treatment option for cold sores. Apply the licorice extract severally daily. Harvard