Dr. Alan Lewis MD

Recommended Articles

• Different Types of Physicians Explained

  Doctors or physicians are categorized according to different factors including medical specialties and subspecialties. Most doctors specialize in a specific area of medicine. This article provides a summary of the different types of doctors in the medical field. AllergistsAllergists are also...

• Herpes Simplex Virus: The Cause of Cold Sores

  Herpes simplex is a retrovirus that infects humans. The virus is passed from one person to another through direct physical contact or contact with anything that has come in contact with saliva or other body fluids of an infected person.Once the virus enters the body, it has a clever mechanism to...

• What are the Symptoms of Melanoma?

  Melanoma is an aggressive form of skin cancer that starts in the melanocytes, which are cells that produce pigments. It usually begins in tissues that are heavily pigmented, like moles and birthmarks. This form of skin cancer is often found in the chest, back, and palm, and in some rare cases, it...

• Cold Sore or Pimple – What’s the Difference?

  A cold sore and pimple which appear on the lips may look almost the same, making a person feel uncomfortable of their presence. However, a cold sore and pimple are very different from each other from their causes to their treatments.Cold SoresCold sores are small, fluid-filled blisters that are...

• Scabies: 10 Natural Home Remedies for Scabies That Work Fast

  IntroductionContinuous itching may lead to rashes on the skin, as well as blisters. These are symptoms that point toward the possibility of scabies. It is a contagious skin disorder that is known to be caused by an infestation of the itch mite called Sarcoptes scabiei. It is estimated that there are...

• What Causes Petechiae?

  What is petechia?The definition of petechia falls under the category of hemorrhaging. A petechia, or more commonly used in Latin plural, petechiae, are microscopically small dots which appear beneath the skin surface in red, brown or purple color. We refer to them in plural because they are barely...