Here Are Some Things You Can Do To Keep From Getting The Herpes Simplex Virus. Avoid Coming Into Contact With Infected Body Fluids, Such As Kissing An Infected Person. Avoid Sharing Eating Utensils, Drinking Cups, Or Other Items That A Person With A Cold Sore May Have Used. After being Infected With The Virus, There Are Few Things That Can Reduce Number Of Outbreaks & Prevent The Virus To Spread. Avoid The Things That Trigger Your Cold Sores, Such As Stress & Colds Or The Flu. Always Use Lip Balm & Sunscreen On Your Face. Too Much Sunlight Can Cause Cold Sores To Flare. Avoid Sharing Towels, Razors, Silverware, Toothbrushes, Or Other Objects That A Person With A Cold Sore May Have Used. When You Have A Cold Sore, Make Sure To Wash Your Hands Often, And Try Not To Touch Your Sore. This Can Help Keep You From Spreading The Virus To Your Eyes Or Genital Area Or To Other People.