Dr. Hui B. Chang MD

What is guaifenesin?It is an expectorant. It helps to cough out mucus through the mouth. It is known to reduce chest congestion caused by infections, common cold or allergies, respiratory illnesses, and bronchitis. It is not used to treat cough caused by smoking and long-term breathing problems....

The majority of meningitis is as a result of viruses and bacteria that harbor in our bodies.  These germs normally live in the nose and throat or the intestines and can cause sickness. The bacteria can result in inflammation if they spread to the tissues lining the spinal cord and the brain....

What is mono?Mono is the short form of the disease called infectious mononucleosis. It is also popularly called as the "kissing disease". It is a very common disease, typically caused by the Epstein-Barr virus (EBV). It leads to extreme tiredness and feelings of weakness for several weeks or...

If you were to pose this simple question to your doctor, you would get the response that science does not know for sure what triggers cancer in the testes. But if you were to dig a little deeper, you may be drawn into a discussion on chromosomes and genes, the basic building blocks of life, and how...

A major cause of absence in the work place is back pain. The intensity and symptoms of back pain differ greatly. Due to these variations, accurate diagnosis is sometimes difficult to get. However, some spinal diagnosis are direct.Majority of the cases related to back pain do not need medical...

What is poison ivy? Poison ivy (Toxicodendron radicans) is a popular plant known for causing rashes and skin irritation when one comes in contact with it.Poison ivy is a woody shrub or vine that is found in either shady or sunny locations. It can grow up to six feet tall as a shrub, or 150 feet tall...