(Read up on how cardiologists protect hearts.) Endocarditis is an infection of the inner lining of the heart and valves that can cause a murmur, Dr. Gelbman says. It typically occurs when bacteria ...

Endocarditis This infection of the inner lining of the heart includes symptoms like fever, chills, fatigue, achy joints and muscles, shortness of breath, cough, and pale skin. Hantavirus pulmonary ...

The inner lining of the small intestine nearly doubles in size during pregnancy and breastfeeding, according to new research in mice and human tissue.

Sir Arthur Conan Doyle, a physician, wrote, “It has long been an axiom of mine that the little things are infinitely the most ...

The aorta is the main artery that carries blood from the heart to the organs. Aortic dissection occurs when the inner lining ...