Lemon balm encourages a more restful sleep, in children who took it and in women suffering with sleep disruptions reported much better sleep after taking a lemon balm. It is good for soothing the skin and reducing fine lines and frequently featured in many cosmetics for its soothing effect on the skin. Lemon balm is used for nervous agitation, sleeping problems, functional gastrointestinal complaints, menstrual cramps and urinary spasms. It contains polyphenols, which can help significantly in cold sores and combat the herpes simplex virus, shingles as well as other viral afflictions. Studies have also shown a significant reduction in the duration and severity of herpes. It has the ability to regulate thyroid hormone production. This ability, along with the herbs anti-viral characteristics has made the herb useful in Chronic Fatigue Syndrome. Using lemon balm can also improve memory and lengthen attention span in individuals suffering from Alzheimer's disease.