While some aspects of our health are more visible than others, many become evident through symptoms that we can see from the outside. That's why organs such as our hair, skin and nails are so useful ...

A rash, or dermatitis (eczema), on the neck is skin inflammation and irritation. It causes a change in appearance and texture on the front, sides, or back of the neck. The appearance of a neck rash ...

While speaking at the Medal of Honor Ceremony on Monday, March 2, President Donald Trump, 79, appeared to have a large rash on the right side of his neck. These marks appeared a little over a month ...