Dr. Yan Gao Fan M.D.

What is echinacea?As one of the most powerful herbs, Echinacea has been widely used for a variety of reasons. From the plant's roots to its petals, it is said to hold all kinds of nutrients that are beneficial for the human body.Echinacea has been traditionally used as a Native American remedy for...

An Overview of Viral Pneumonia: What is it? Pneumonia is the inflammation of your lung tissue. It can be caused by bacteria, viruses, or fungi. Viral pneumonia is a result of untreated flu. When left untreated, the viruses somehow reach your lungs causing inflammation and swelling of the airways....

IntroductionA person's eyes can offer personality insights, and at the same time, provide warning signs about the body's overall health. When the white portion of the eyes called sclera turns yellowish in color, it is often a signal that something is not right in the body. It also indicates a...

Squamous cell carcinoma is a kind of small-cell lung cancer (SCLC) that constitutes nearly 20 percent of all lung cancers. As the name indicates, the small-cell lung cancers form a smaller variety of lung cells that line surfaces and cavities, and are normally located in the central airways...

Unfortunately, no particular drug or types of eye drops have been found to specifically reverse or prevent the formation of cataracts. There are eyeglasses that can be recommended by your doctor if you develop nearsightedness or blurred vision as a result of cataract formation. A surgical procedure...

Knee pain is a common problem encountered by many people especially middle aged and elderly individuals. It has many causes, from acute injuries to complications of medical conditions, such as arthritis. Symptoms of knee injury can include pain, swelling, and stiffness.Knee pain is generally divided...