Yes, people can develop new allergies at any point in life which could lead to eczema. If there was a change in your diet, environment, or topical skin products, that could bring about an eczematous rash. In addition, someone might develop a new allergy to allergens that they previously tolerated.

Most cases of hives are unexplained. An individual needs to consider allergies as a cause and pay specific attention to foods, medications, and skincare products. However, if there are no obvious triggers then other causes such as infections and autoimmune inflammatory reactions need to be considered.

Hand itchiness and roughness is most often a result of irritant dermatitis, with chafing of the skin from cold dry air. It tends to be exaggerated with hand washing or harsh hand soaps. Aggressive use of moisturizers and minimizing hand washing are often most helpful.

Yes, angioedema can involve the airway and cause it to be life threatening. If you are experiencing Angioedema, you need to seek medical attention immediately.

Not necessarily. Hives can be a sign of an allergic reaction, but they can also be a sign of something else, such as an infection or autoimmune condition.

Yes, the most effective way to treat eczema is to identify the underlying trigger. If you have eczema because of exposure to a food or environmental allergen, with strict avoidance, the eczema will often improve or even resolve.