Dr. Yvonne L. Hsieh M.D.

All of us have faced it at some time or the other, but what is it? Why and how does our body respond to it? Why is it not good for us? How can we control it?Stress is the word that refers to the overload of things that we find it difficult to manage in our life. This is a real challenge for our mind...

What is an STD?Sexually transmitted disease, or commonly known as STD, is a type of disease that gets transmitted through sexual contact. AIDS caused by the HIV virus is a primary example of a sexually transmitted disease. Most STDs do not have any obvious symptoms at the beginning, aside from the...

New studies have depicted the link between low levels of testosterone and other health conditions, in men, and how hormone levels are related to the overall health of the individual. Results of the study show that a deficiency in testosterone is linked to several conditions, like obesity, metabolic...

Appendicitis is the inflammation of the appendix, a disease that is mostly known as the rupture of the appendix. The human appendix is considered to be a vestigial structure. Vestigial means lacking meaningful work, or the evolving of a part of the body to take on a new shape, or an organ that has...

Mono or mononucleosis, is a viral infection caused by the Epstein-Barr virus. This infection is also known as the "kissing disease". This condition is very common among teenagers and adults. Mono may persist for weeks and months together, but resolves on its own without any particular treatment....

What is polydipsia?Polydipsia is a medical term given for extreme thirstiness. It is said to be one of the initial symptoms of diabetes. Polydipsia is also accompanied by either temporary or constant dryness in the mouth. It is very important to consume adequate amounts of water in a day, so that...