George Martin Mullen M.D.

The formation of blood clots in one of the deep veins in the leg may not be entirely serious alone. However, if the clot breaks off and moves towards the heart and other organs, it may lead to complications. Blood clots in the leg may cause leg pain but may also not cause any symptoms at all....

Blood pressure above 140/90 mm Hg is considered hypertension, and is one of the most prevalent and preventable conditions. High blood pressure is one of the causes of about 15% of deaths in the country, and also increases the risk of heart attack and stroke. Not to mention the risks of aneurysms,...

What is a persistent cough?It can be annoying to have a cough that lasts for more than a couple of weeks. A cough is considered chronic or persistent if it does not go away after four weeks in children and eight weeks in adults. However, most persistent coughs are due to colds, flu, infection, or...

Deep vein thrombosis, or DVT, is characterized by the formation of clots, or thrombus, in one or more of deep veins in the body. Clots may develop in different parts of the body, like arms or chest, but are more commonly seen in the legs. DVT is a serious condition as the blood clot may move to...

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...

OrthopneaOrthopnea is a condition that causes breathing difficulties when an individual is lying down. It usually happens at night when the person is going to sleep. People with orthopnea usually experience tightness in the chest and being oxygen-deficit. The shortness of breath is due to lying down...