Acne is the most common skin condition in the United States. Although it's common, accurate information about acne can be scarce. This can make it difficult to get clearer skin. The information on this site can help you understand acne and how to successfully treat it.
Dyshidrotic (dis-hi-drah- tic) eczema (DE) is a common group of skin conditions in which the skin cannot protect itself as well as it should, so the person often gets itchy, dry skin).
DE causes itchy, dry skin. People also develop small, deep-seated blisters, usually on their hands. It’s also possible to develop blisters on your feet.
Whether on your hands, feet, of both, the blisters are often very itchy and painful.more
Psoriasis is a chronic (long-lasting) disease. It develops when a person’s immune system sends faulty signals that tell skin cells to grow too quickly. New skin cells form in days rather than weeks.
The body does not shed these excess skin cells. The skin cells pile up on the surface of the skin, causing patches of psoriasis to appear. Psoriasis may look contagious, but it's not.
You cannot get psoriasis from touching someone who has it. To get psoriasis, a person must inherit the genes that cause it.more
Hives are welts on the skin that often itch. These welts can appear on any part of the skin. Hives vary in size from as small as a pen tip to as large as a dinner plate. They may connect to form even larger welts.
A hive often goes away in 24 hours or less. New hives may appear as old ones fade, so hives may last for a few days or longer. A bout of hives usually lasts less than 6 weeks. These hives are called acute hives. If hives last more than 6 weeks, they are called chronic hives.more
Alopecia (al-oh-PEE-shah) means hair loss. When a person has a medical condition called alopecia areata (ar-ee-AH-tah), the hair falls out in round patches. The hair can fall out on the scalp and elsewhere on the body.
Alopecia areata can cause different types of hair loss. Each of these types has a different name:
Moles are common. Almost every adult has a few of them. Adults who have light skin often have more moles. They may have 10 to 40 moles on their skin. This is normal.
Most moles appear on the skin during childhood and adolescence. Moles will grow as the child (or teen) grows. Some moles will darken, and others will lighten. These changes are expected and seldom a sign of melanoma, the most-serious skin cancer.more
Find skin cancer information and treatment options and learn how you can prevent and detect the disease.more
Rosacea (rose-AY-sha) is a common skin disease. It often begins with a tendency to blush or flush more easily than other people.
The redness can slowly spread beyond the nose and cheeks to the forehead and chin. Even the ears, chest, and back can be red all the time.more
If acne scars bother you, safe and effective treatment is available. Treatment can diminish acne scars that cause depressions in the skin. Treatment can also safely reduce raised acne scars. Many treatments are available.
Treatments include laser treatments, minor skin surgeries, chemical peels, and fillers. A dermatologist or a dermatologic surgeon can perform these treatments in a medical office.more
Warts are benign (not cancerous) skin growths that appear when a virus infects the top layer of the skin. Viruses that cause warts are called human papillomavirus (HPV). You are more likely to get one of these viruses if you cut or damage your skin in some way.more
This is a medical condition that causes excessive sweating. The word “hyperhidrosis” means too much (hyper) sweating (hidrosis).
Excessive sweating happens when a person sweats more than is necessary. Yes, it’s necessary to sweat. Sweating cools the body, which prevents us from overheating. People who have hyperhidrosis, however, sweat when the body does not need cooling.more