(Family Features) More than 30 million Americans, including nearly 10 million children, have eczema, the umbrella term for a group of noncontagious, inflammatory and painful skin conditions marked by an itchy, rash-like appearance. Because one of the most challenging aspects of eczema can be its unpredictability, the National Eczema Association (NEA), designed an app to help people and parents easily track what’s important and make sense of it. The app, called EczemaWise, aims to revolutionize how people living with the condition manage it with a faster, more efficient tracking system that helps uncover trends and makes preparing for doctors’ appointments easier. People with eczema tend to have an overreactive immune system that produces inflammation on the skin when triggered by a substance outside or inside the body, such as food or pollen, along with factors like stress and sleep. Experts say tracking and recording symptoms and possible triggers is key to managing the cond...