Severe acne is often treated with isotretinoin, which can have serious side effects. New research sheds light on how the drug works and may be improved.

Acanthosis nigricans is a common skin condition often caused by diabetes or hormonal conditions. Learn about the causes, symptoms, and treatments of acanthosis nigricans here.

Paronychia is the medical term for an infection in the skin around the nail, which becomes inflamed, swollen, and painful. People can treat mild paronychia at home, and a doctor can provide medication for more severe cases. In this article, we look at the causes and treatments of paronychia.

Lice and dandruff may look similar but have very different causes and treatments. In this article, learn how to tell them apart with visual aids, as well as about the treatment options.

Petroleum jelly has a variety of uses, including for diaper rash, as a moisturizer, to treat skin conditions such as eczema, and as a lubricant. Learn more about the benefits of petroleum jelly here.

Many common issues can cause patches of dry skin, including cold weather, allergies, and certain medical conditions, including eczema and psoriasis. In this article, we look at symptoms, treatments, and pictures of dry skin patches.

Scaling skin occurs when the outer skin is damaged, either by injury or a medical condition. In this article, we look at the symptoms and treatment for common causes of scaling skin, along with pictures for identification.

Despite much scientific effort, regrowing hair is still not possible. A recent study asks whether the sonic hedgehog signaling pathway could offer clues.

A new study finds out why the soles of our feet do not grow hair. The mechanisms involved may help design the hair loss treatments of the future.

Hyperpigmentation occurs when a person develops darker patches on the skin, such as age spots or melasma. Learn about the causes, types, and treatments for hyperpigmentation here.