If you experience sweating that seems more excessive than normal on your hands, feet, or armpits, you may have hyperhidrosis. A board-certified dermatologist can help—read on to find out all about excessive sweating, what causes it, and treatment options to control your symptoms. What is Hyperhidrosis? Also

A hypertrophic scar is a thickened, raised, oftentimes pink or red scar. Hypertrophic scars can be symptomatic - causing burning, itching, or discomfort. These thickened, raised scars are more likely to occur in areas where there is significant tension on a healing wound; examples include the back, chest,

Impetigo is a common bacterial skin infection that typically affects young children. It is most often caused by a bacteria called Staphylococcus aureus or Streptococcus pyogenes. Affected individuals present with sores that break open leading to honey-colored crusts and scabs. Though lesions can be found

An infantile hemangioma is a kind of vascular tumor made up of blood vessels, commonly called a “strawberry birthmark.” The vascular tumor can be superficial (growing on the skin surface), appearing as a bright red, bumpy, lesion. It can also be deep (growing under the skin), presenting as a bluish

Intense pulsed light therapy is a non-invasive, non-laser therapy that uses high intensity pulses of visible light to achieve skin rejuvenation. IPL delivers light energy which is converted into heat energy, resulting in damage to targeted cells in the skin. The damage also stimulates new collagen production.

Intertrigo is a common rash found in the folds of the skin. Common areas of involvement include the groin, in the folds of the abdomen, and under the breasts. Because of the friction, warmth, and moisture in the skin folds, the affected areas become red and raw. Symptoms can also include itching and

Keloids are thick, firm, hard growths due to excessive scar tissue formation. They differ from ordinary scars and hypertrophic scars in that the scar tissue extends and spreads beyond the original wound margin. Rarely, these growths can occur spontaneously, even without any preceding skin injury. Keloids

Keratosis pilaris is a common skin condition characterized by rough, bumpy skin most often found on the back of the arms, thighs, and cheeks. It is a common finding in those with dry and sensitive skin. It typically affects children and teenagers and can improve or resolve over time. The condition is

Laser hair removal is a procedure used to remove unwanted facial and body hair. Lasers deliver concentrated beams of light which are absorbed by the pigment in hair follicles. The light energy is converted into heat, which ultimately damages the hair follicles, leading to decreased or absence of hair

Laser skin resurfacing are cosmetic laser treatment commonly used to treat fine lines and wrinkles, sun-damaged skin, and scars. The procedure can be further subclassified into 2 categories: ablative and non-ablative. Ablative lasers are more invasive. In this procedure, a highly concentrated beam of

Laser therapy is a broad term that describes treatments that use a single wavelength of light to target specific cells in the skin. The light energy is converted to heat energy, resulting in damage to the targeted cells and also triggering the skin’s repair mechanism, thereby stimulating collagen production.

Lentigo is a benign skin growth that resembles a freckle. It is usually a tan or brown spot that is flat or slightly raised. It can vary in size and shape and can occur as a singular lesion or as multiple lesions (lentigines). Lentigines have been classified into several types depending on their characteristics,

Lice are tiny insects that live on human hair and clothing fibers and can be seen with the naked eye. These tiny bugs attach to the hair and feed on human blood, causing intense itching in the affected areas. People can suffer from 3 different types of infestation: head lice (pediculosis capitis), body

Lichen planus is an inflammatory condition that can affect the skin, hair, nails, and mucous membranes (such as the mouth and genital region). On the skin, it presents as small, pink to purple, itchy, flat-topped papules. Though the rash can appear anywhere (including on the genital skin), favored sites

Lichen sclerosus is a chronic skin condition most commonly affects the genital skin. The affected areas become thin, white, crinkled, irritated, and/or intensely itchy. Blisters and sores can also form. Left untreated, the condition can lead to scarring and increase an individual’s risk for skin cancer,

Lichen simplex chronicus is a condition where repeated scratching or rubbing of a site creates a localized, itchy, thickened, leathery patch of skin. Lichen simplex chronicus can present as a solitary lesion or as multiple lesions—usually in areas that are easy to reach. The most commonly involved