Gene May Be Linked to Frequent Cold Sores – WebMD

    “WebMD Health News reports on a study published in the Journal of Infectious Disease suggesting that some people may have a genetic predisposition to cold sores. But genes account for only 21% of this susceptibility; the largest risk is environmental. Outbreak triggers may include sun, wind, trauma, or stress. This research may help us predict who is vulnerable to getting frequent cold sores – and and develop new therapies. Meanwhile, a little prevention goes a long way.”

    “Dermatologist Michele S. Green, MD, looks forward to the day when there are new treatments for people with frequent, severe cold sores. “It can be really debilitating,” she says. “Avoiding triggers such as sun and wind can help prevent an outbreak.”