Dr. Yoram Andrew Puius M.D., PH.D.

According to the CDC, imported foods from different countries are causing more outbreaks of foodborne diseases. “Among the different foods imported from other countries, fish and spices, particularly pepper, are the culprits," says Hannah Gould, PhD, said in a report presented at the International...

What are cold sores?Cold sores or fever blisters are a very common perioral condition caused by the herpes simplex virus (HSV). There are two types of herpes simplex virus. Type 1 usually causes cold sores, although in some cases, the cold sores can also be caused by type 2. It is usually...

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...

Lymphocytes are a type of white blood cell produced in the bone marrow. A few lymphocytes enter the bloodstream while some move into the lymphatic system. Having a low or high lymphocyte count can help identify a person's medical condition. Normal lymphocyte counts usually vary from one laboratory...

The problem with Lyme disease is that it is difficult to treat because the organism responsible for the disease hides from your immune system. Lyme disease goes through three stages, and in each stage, they produce different signs and symptoms. The three stages of Lyme disease are:...

What is toxoplasmosis?Toxoplasmosis is a parasitic infection caused by a parasite called Toxoplasma gondii, which is found in humans and some types of animals. Although this parasite can infect all warm-blooded animals, it tends to only reproduce in the gut of felids, such as domestic cats and...