In dark skin, cold sores look like small blisters filled with clear liquid. This liquid eventually leaks and causes the sores to crust over. After a while, this crust falls off on its own. People with ...

Winter's chill prompts a look at cold showers. While they offer a temporary skin-tightening sensation and alertness, dermatologists caution they can worsen dryness and irritation in cold weather. Cold ...