Dr. John Z Wang M.D., PH.D.

Swelling of the ankles and feet are a common everyday experience. Either you or a loved one may have experienced ankle swelling at some point of your lives. It is that common and is not a usual cause for concern, especially if you have been standing or walking for a long period of time. However,...

Simple measures will help to prevent heat-related illnesses in young athletes while exercising in the heat. According to American Academy of Pediatrics (AAP), heat-related illness such as heat exhaustion and heat stroke can be prevented in young athletes just the same way as in adults. One of the...

Syphilis is a sexually transmitted disease that affects both men and women. The most common locations for the chancre to appear are in the penis, vagina, anus, and even in the oral cavity. There is not much difference in men and women as far as symptoms, diagnosis, and treatments are concerned....

Dry mouth is a very common condition characterized by unusual dryness in the mouth. Along with the inconvenience that it causes, it also affects the taste of food and health of the oral cavity. The mouth becomes unusually dry when the production of saliva is inadequate. This condition is found to be...

Mindless eating is the tendency to eat even when you're not even hungry. This phrase was coined by food psychologist Brian Wansink, PhD of Cornell University, to describe subconscious eating habits that may lead to weight gain. Wansink declared that many people, especially in the U.S., have "eyes...

IntroductionOrthopnea is the medical term used when referring to the occurrence of dyspnea (shortness of breath) when you are lying flat. This symptom is often a sign of heart failure. However, orthopnea can also be due to other health conditions. Dyspnea (shortness of breath) is not the same with...