Dr. Christina Yu-yee Chan M.D.

Multiple sclerosis and lyme disease have similar symptoms such as fatigue, dizziness, and numbness of the hands and legs. Although they share similar symptoms, these diseases are quite different in nature from each other. Lyme disease: what is it? Lyme disease is the result of a tick bite. The tick...

Cholera is a dangerous infection that - upon development in the body of a human being - causes severe symptoms that can be fatal if not treated early and correctly. This infection is mostly characterized by watery diarrhea, which is the most common symptom of the infection. Watery diarrhea is a...

Nursing homes across the country have become epicenters or "hot spots" of the coronavirus spread. This is because nursing homes include people who are most at risk for the virus, including those with chronic conditions and those who are elderly. The massive increase in cases is causing many nursing...

What should I do if my child has the chickenpox?...

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...

Have you ever heard the notion that the signs and symptoms of COVID-19 can be confusing? Let us take for example having a runny nose. We all know that allergic rhinitis (a reaction to a certain allergen – like pollen, or the perfume of your seatmate) can cause colorless fluid to flow excessively....