Fever blisters, caused by herpes simplex virus, are painful sores that appear on lips, nostrils, cheeks, genitals, chin and fingers. The worst part of having fever blisters is that it is often confused with canker sores which prevent its early diagnosis and increase its contagiousness. Fever blisters are caused by making contact with a person already suffering from the condition. Different cosmetic surgeries and dental treatments also put you at risk of fever blisters. Antiviral medications are the first resort to cure fever blisters but these can very well be healed with the help of home remedies. Here is a list of the best home remedies that are easily available in the kitchen and are effective in controlling the first signs of fever blisters.