Han L Tan MD

Blood flows continuously through blood vessels and supplies nutrients and oxygen to different parts of the body. At the site of an injury, a blood clot prevents excess bleeding. Under normal conditions, blood clots are lifesaving. When the clot is formed as a part of normal repair process in the...

A stroke is one of the leading causes of death in the country. A stroke can be fatal if not treated immediately. Strokes can lead to disabilities, and affect the quality of life of a person considerably. Recognizing the symptoms and responding to the immediate needs is what is important in the...

Results of a study presented in the Experimental Biology 2012 meeting in San Diego showed that coping with mental stress is harder on a  woman's heart, when compared to that of men. Researcher Chester Ray, PhD, professor of medicine, and cellular and molecular physiology at Penn State's College of...

Unfortunately, there is an increasing prevalence of hypertension, which is the term used to indicate high blood pressure with a reading of 140/90 mm Hg or higher. It is being blamed on living a modern lifestyle, the frequency of alcohol and tobacco intake, certain physical activities, and processed...

A review of data from a major women’s health study failed to find a significant association between ovary removal during a hysterectomy and an increased risk of heart disease. This is in contrast to the results published from another large study that reported that the risk of heart disease...

What is lupus?Lupus or systemic lupus erythematosus is an autoimmune disorder that may affect skin, kidneys, brain, and other organs. According to Lupus Foundation of America, about 1.5 million people in U.S. have lupus. This condition is seen more in women than in men....