Dr. Hal Aaron Lewis M.D.

Recommended Articles

• Blood Blister: Causes, Symptoms, and Treatment

  What is a blood blister?A blood blister is a raised piece of skin that has blood inside it. Blood blisters are somewhat similar to blisters that have clear fluid in them. The blisters are usually harmless and tend to go away within a few weeks without treatment. A blood blister can contain blood,...

• What Is Stratum Corneum: Function and Structure

  The stratum corneum is the outermost epidermal layer of the skin, which consists of dead cells called corneocytes. It is the major barrier of the skin when it comes to chemical transfers. The main purpose of the stratum corneum is to protect the underlying tissues by forming a barrier. The...

• What Causes Lupus?

  Lupus is an autoimmune ailment. This means that instead of your body’s regular defense system attacking viruses and bacteria, it destroys healthy tissues. This causes swelling. Symptoms include extreme fatigue, hair loss, rashes, cognitive dysfunction, severe muscle and joint pain, ulcers in the...

• What Causes Blisters and How to Get Rid of a Blister

  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...

• Are Moles Serious?

  A mole, or nevi, is a small group of pigmented cells that appear in different parts of the body; moles are an extremely common skin condition. They usually range from light brown to black in color, and may be found in small clusters or as one single lesion. These benign lesions first occur in...

• What Is Rosacea: Get the Facts

  Rosacea is a common skin condition that affects mainly women. It is more common among females above 30 years of age. Roughly about 16 million people in the United States are affected by rosacea, and about 45 million worldwide.It is a skin condition that mainly affects the face: a red rash appears...