Dr. Joseph Thomas Morris M.D.

Cold sores are inflamed fluid-filled blisters, which appear in clusters on and around the mouth or lips. They can be seen when a person has a weakened immune system during fever, cold, or any other disease. Usually, cold sores are not harmful and should heal on their own within two to four weeks...

What is HIV?HIV is a virus that was discovered in the 1980s. It attacks a person's immune system, causing it to be too weak to fight outside infections. The HIV virus works by destroying white blood cells, called CD4 cells, in the immune system, and progresses through three stages, the last of which...

As a child, you may not have contracted chicken pox, and you are wondering if you can get shingles. The answer is a simple yes. However, you don’t need to panic or get sweaty over this revelation. It does not mean that you must get shingles in the future, but there is a possibility you could...

Classified as DENV-1, DENV-2, DENV-3, and DENV-4, there are four types of viruses belonging to one group (Flaviviridae) that are responsible for infecting humans with dengue fever. The route for transmitting the virus from one infected human to another is via the bloodsucking bite of the female...

The chance of getting infected by Lyme disease from a single bite depends on the type of the tick, how long it has been attached, and where it is acquired from. There are many types of ticks and not all of them can cause Lyme disease. The symptoms of Lyme disease are rash, fatigue, fever, facial...

A diagnosis of Lyme disease immediately calls for a 2-4 week course of antibiotics. Doxycycline, amoxicillin, and cefuroxime axetil are some of the antibiotics most commonly used to treat Lyme disease. However, treatment may still vary depending on the symptoms present and the stage at which the...