The largest human organ, skin is a defensive structure that keeps viruses and bacteria out and moisture in. It also regulates body temperature, produces vitamin D from sunlight, and alerts us to pain, heat, and cold.1
Skin conditions occur when something disrupts, injures, or irritates the skin. Skin conditions are also referred to as dermatologic disorders or cutaneous disorders.1
Skin conditions include various disorders that can result in itching, redness, burning, or swelling.1
Skin conditions may arise when something in the environment inflames, clogs, or irritates the skin, resulting in rashes, hives, or bumps.1 Skin conditions can also be a product of age,2 acquired or inherited genetic mutations,3 stress,4 issues with the immune system attacking healthy cells or tissue,5 and unknown or unclear causes.6,7,8
At any point, as many as one in every three people in the U.S. may have a skin condition.9
Visible disruptions of the skin can point to a skin condition. This is the case with acne, which is common in adolescents and affects some adults. Some skin conditions, such as changes in skin color, can accompany other health problems, like liver or kidney disease.10
With so many different skin conditions, symptoms may vary. Some common symptoms include:
Because skin conditions can alter a person’s appearance, some may also result in negative social and psychological effects.17