Atopic dermatitis, or eczema, is a chronic, inflammatory skin condition that is characterized by dry, itchy skin, often accompanied by redness and scaling. The exact cause of atopic dermatitis is unknown, but it is believed to be related to an abnormal immune response, with genetics playing a role in its development.
Genetics is thought to be the main cause of atopic dermatitis. Studies show that certain genes are more commonly found in people who suffer from the condition, suggesting that a person's genetic makeup may be a factor in their susceptibility to eczema. Furthermore, people who have a family history of atopic dermatitis are at an increased risk of developing the condition.
In addition to genetics, environmental factors can also contribute to the development of atopic dermatitis. Allergens in the environment, such as pollen, dust mites, and animal dander, can trigger flare-ups of eczema. Certain detergents, soaps, and solvents can also trigger the condition in some people. Stress, exposure to extreme temperatures, and hormonal changes can also exacerbate existing cases of eczema.
Therefore, the main cause of atopic dermatitis is believed to be a combination of genetics and environmental factors. For this reason, it is important for people who suffer from atopic dermatitis to identify and avoid any potential triggers in their environment, as well as to practice good skin care to help manage their condition.