Blood clots affect many parts of your body, including your lungs. A new study shows that autoimmune disorders increase the risk of blood clots, which in turn, increases the risk of a pulmonary embolism.

An experimental drug designed to aid severely ill patients after hospitalization is not more effective than standard treatments for reducing the risk of blood clots, a study has confirmed.

Most individuals have no idea whether they are at risk for a serious blood clot. A new online tool featuring simple questions patients can answer may help identify those in need of preventative treatment.

Joint replacement surgery might seem fairly routine in today's on-demand health care system. The added risk for blood clots in the lungs following knee operations can add an extra complication.