High blood pressure, chills, and fatigue accompanied this young man's weight increase, as well as swelling.

Inside you, there is an amazing network of blood vessels, the tubes that carry blood all around your body. Every part of the body needs oxygen, food and water. The blood vessels are a bit like ...

The signs of a dangerous blood clot can vary depending on its location. Some people may also not experience any symptoms.

From heart attacks to lung conditions, discover when chest pain demands immediate attention and the key differences between ...

Pulmonary hypertension is high blood pressure in the blood vessels leading to your lungs, which can cause chest pain, among other symptoms. A pulmonary embolism (PE) is a blood clot in your lungs ...

Pulmonary arterial hypertension is caused by narrowing of the blood vessels in the lungs. Learn how it happens, including ...