Salmon-Challis National Forest, Idaho. It is the second largest National Forest in the continental United States. In 1876, the US Congress created an office to evaluate the conditions of forests in the US. In 1891, President Theodore Roosevelt assigned the control of the newly named, national forests to the US Forest Service.
Cold sores are caused by certain strains of the herpes simplex virus (HSV). HSV-1 usually causes cold sores.
Summary: 1. A cold sore is a manifestation of herpes caused by a virus called HSV-1. while herpes is a general term which is either caused by HSV-1 and. HSV-2. 2. Cold sores have evident manifestations for oral herpes unlike the genital. herpes type which is asymptomatic.