Dr. Robert Bennett Nathanson M.D.

Blisters can occur for numerous reasons. Although they are not often serious, the appearance of blisters itself can be very off-putting. A blister is a fluid-filled bubble that develops under the skin. The watery liquid under the blister is often clear, which is called serum.When blisters break, the...

Ingrown hair is a condition where hair has grown back into the skin instead of out through the surface. An ingrown hair, since it irritates the skin, usually appears as a small, red bump, much like a pimple. Sometimes, it can have pus inside the follicle and look like a boil and cause you some pain...

Porphyria is an inherited group of disorders that affect the skin and nerves. Porphyria that affects the skin is referred to as cutaneous porphyria, while the condition that affects the nerves is known as acute porphyria. Both types result in the accumulation of the chemical porphyrin in the body....

Irritation and itching are two common symptoms of eczema. Whether diets are helpful to alleviate these symptoms is still not yet clear. Many studies that tried to associate diet and eczema have had contradictory results. Some studies show that eczema is related to food allergies, but many people...

Finasteride is an oral prescription medication in the form of film-coated tablets. It is available as a generic drug and under the brand names Propecia and Proscar. Although generic drugs are cheaper than brand-name drugs, their availability may be limited when it comes to their form or strength...

Laser hair removal is a procedure during which the hair on the human body is removed with a laser. Almost any part of the human body can be treated with laser hair removal, except the eyebrows due to the possibility of severe eye damage. The entire process relies on using photo thermolysis, which...